abstemious
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C2 adjective /æbˈstiːmiəs/

abstemious

abstemio
Meaning
not allowing oneself much food or drink; marked by moderation
Example
She lived an abstemious life, avoiding all luxuries.
Ella vivió una vida abstemio, evitando todos los lujos.
C2 noun /əˈdjuː/

adieu

adiós
Meaning
A farewell or goodbye, often used in a formal or poetic sense.
Example
She bid her friends adieu before leaving for France.
Ella se despidió de sus amigos antes de partir hacia Francia.
C2 noun, verb /əˈfrʌnt/

affront

afrenta
Meaning
An action or remark that causes outrage or offense.
Example
He took her criticism as a personal affront.
Él tomó su crítica como una afrenta personal.
C2 adjective /ænˈdrɒdʒɪnəs/

androgynous

andrógino
Meaning
Having both male and female characteristics; not clearly masculine or feminine.
Example
The fashion show featured models with an androgynous look.
El desfile de moda presentó modelos con un look andrógino.
C2 noun /ˈɔːspɪs/

auspice

augurio, patrocinio
Meaning
A sign, omen, or divine token; also refers to protection or support.
Example
The project was launched under the auspice of the government.
El proyecto se lanzó bajo el auspicio del gobierno.
C2 adjective /əˈluːviəl/

alluvial

aluvial
Meaning
Relating to or derived from alluvium (loose soil or sediment deposited by rivers).
Example
The farmers cultivate crops on the fertile alluvial plains.
Los agricultores cultivan cultivos en las fértiles llanuras aluviales.
C2 verb /ænˈtɪpəθaɪz/

antipathize

antipatizar
Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.
Parece que él antipatiza con el enfoque de la nueva administración.
C2 noun /əˌpɒθiˈoʊsɪs/

apotheosis

apoteosis, el punto más alto
Meaning
The highest point of development; the perfect example of something; the elevation of someone to divine status.
Example
Many see the Renaissance as the apotheosis of art and culture in Europe.
Muchos ven el Renacimiento como la apoteosis del arte y la cultura en Europa.
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

acuaponia
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
La acuaponia utiliza el agua de manera eficiente integrando la cría de peces y el cultivo de plantas.
C2 noun /ˌæŋɡləˈfoʊbiə/

anglophobia

anglofobia
Meaning
Dislike or fear of England, English people, or English culture.
Example
The politician was accused of promoting Anglophobia in his speeches.
El político fue acusado de promover la anglofobia en sus discursos.
C2 noun /ˌæntɪˈtɒksɪn/

antitoxin

antitoxina
Meaning
A substance that neutralizes a specific toxin in the body.
Example
The doctor administered an antitoxin to counter the snake venom.
El doctor administró una antitoxina para contrarrestar el veneno de la serpiente.
C2 adjective, adverb /əˈfʊt/

afoot

en marcha
Meaning
In progress; happening or being prepared.
Example
There are several new projects afoot in the company.
Hay varios proyectos nuevos en marcha en la empresa.
C2 noun/adjective /ælˈbaɪ.noʊ/

albino

albino (persona/animal sin pigmentación)
Meaning
A person, animal, or plant lacking normal pigmentation, resulting in pale skin, hair, and eyes.
Example
The albino rabbit had white fur and pink eyes.
El conejo albino tenía pelaje blanco y ojos rosados.
C2 adjective /ˌæk.rɪˈmoʊ.ni.əs/

acrimonious

amargo y lleno de ira
Meaning
Bitter and angry, often involving harsh words.
Example
The debate turned acrimonious after the controversial remark.
El debate se volvió acrimonioso después del comentario controversial.
C2 noun /ˌɔːltərˈkeɪʃən/

altercation

altercado, pelea
Meaning
a noisy argument or quarrel
Example
There was a brief altercation between the two drivers.
Hubo una breve altercación entre los dos conductores.
C2 noun /əˈpɜːrtənəns/

appurtenance

complemento / accesorio
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
El garaje es un complemento de la casa principal.
C2 noun /ˈæntiruːm/

anteroom

antesala
Meaning
A small room leading to a main one, often used as a waiting area.
Example
The guests waited in the anteroom before being called inside.
Los invitados esperaron en la antesala antes de ser llamados adentro.
C2 noun /ˈeɪ.pi.ˌɛr.i/

apiary

colmenar
Meaning
A place where beehives are kept, especially for commercial purposes.
Example
The farmer built a new apiary to produce organic honey.
El agricultor construyó un nuevo colmenar para producir miel orgánica.
C2 verb /ˈɔːltərˌkeɪt/

altercate

discutir
Meaning
to argue or dispute angrily or noisily
Example
The neighbors began to altercate over the boundary wall.
Los vecinos comenzaron a discutir sobre la pared del límite.
C2 noun /əˈpɒθəˌkɛri/

apothecary

boticario
Meaning
A historical term for a person who prepared and sold medicines and drugs.
Example
The village apothecary provided remedies for many common illnesses.
El boticario del pueblo proporcionó remedios para muchas enfermedades comunes.
C2 verb /əˈdjuːs/

adduce

presentar evidencia o razones
Meaning
To provide evidence or reasons to support an argument or idea.
Example
The lawyer adduced several examples to support his case.
El abogado adujo varios ejemplos para respaldar su caso.
C2 noun /ænˈtɪfəni/

antiphony

antífona
Meaning
a form of music in which two or more groups or choirs sing alternately in response to each other
Example
The cathedral's architecture was designed to enhance the effect of antiphony.
La arquitectura de la catedral fue diseñada para mejorar el efecto de la antífona.
C2 noun /ˈɑːr.bɪ.trɑːʒ/

arbitrage

arbitraje
Meaning
The simultaneous buying and selling of securities in different markets to take advantage of differing prices.
Example
Investors use arbitrage to make profits in global markets.
Los inversionistas utilizan el arbitraje para obtener ganancias en los mercados globales.
C2 adjective /əˈfɔːrsed/

Aforesaid

mencionado anteriormente
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
Las condiciones mencionadas anteriormente deben cumplirse antes de la aprobación.
C2 adverb /ˌeɪˈmɔːrəli/

amorally

inmoralmente
Meaning
In a way that shows no concern about whether behavior is morally right or wrong.
Example
He acted amorally, ignoring the consequences of his actions.
Actuó inmoralmente, ignorando las consecuencias de sus acciones.
C2 noun /əˈspær.ə.ɡəs biːn/

Asparagus bean

judía de espárragos
Meaning
a long, thin green vegetable pod that grows on vines; also known as yard-long bean
Example
The asparagus bean grows up to three feet long and is commonly used in Asian cooking.
La judía de espárragos crece hasta tres pies de largo y se utiliza comúnmente en la cocina asiática.
C2 noun /ˈæktʃuˌɛri/

actuary

actuario
Meaning
A professional who analyzes financial risk using mathematics, statistics, and financial theory, especially in insurance and pensions.
Example
The actuary calculated the risk before finalizing the insurance policy.
El actuario calculó el riesgo antes de finalizar la póliza de seguro.
C2 noun /ˈɑːrɡoʊ/

argot

jerga especializada
Meaning
the specialized vocabulary or jargon of a particular group, especially one with a common interest or occupation
Example
The thieves communicated in an argot that outsiders could not understand.
Los ladrones se comunicaron en un argot que los forasteros no pudieron entender.
C2 noun /əˌɡlɒməˈreɪʃən/

agglomeration

aglomeración
Meaning
A mass or collection of things, sometimes clustered together.
Example
The city is an agglomeration of diverse cultures and communities.
La ciudad es una aglomeración de diversas culturas y comunidades.
C2 noun /ˈænɪməs/

animus

animosidad / propósito
Meaning
A strong feeling of hostility; motivation or purpose behind an action.
Example
His speech was driven by animus against the policy.
Su discurso fue impulsado por animosidad contra la política.
C2 adjective /əˈkwɪzətɪv/

acquisitive

adquisitivo
Meaning
excessively interested in acquiring money or material things
Example
The acquisitive businessman bought every piece of land he could find.
El empresario codicioso compró cada parcela de terreno que pudo encontrar.
C2 adjective /ˌæpəˈplɛktɪk/

apoplectic

apoplético
Meaning
Extremely angry; furious.
Example
He was apoplectic when he heard about the unfair decision.
Estaba apoplético cuando escuchó sobre la decisión injusta.
C2 verb /ˈæbrəɡeɪt/

abrogate

abrogar
Meaning
To formally repeal, cancel, or abolish a law, agreement, or custom.
Example
The government decided to abrogate the outdated treaty.
El gobierno decidió abrogar el tratado obsoleto.
C2 verb /əˈbeɪs/

abase

rebajar
Meaning
to belittle or degrade someone
Example
He refused to abase himself before the king.
Él se negó a rebajarse ante el rey.
C2 verb /əˈsɪdɪfaɪ/

acidify

acidificar
Meaning
to make something acidic or more acidic
Example
Farmers worry that pollution will acidify the soil.
Los agricultores temen que la contaminación acidifique el suelo.
C2 adjective /æbˈstruːs/

abstruse

abstruso
Meaning
Difficult to understand; obscure.
Example
The abstruse nature of the philosophical debate left many confused.
La naturaleza abstrusa del debate filosófico dejó a muchos confundidos.
C2 verb /əˈsweɪdʒ/

assuage

aliviar
Meaning
To make an unpleasant feeling less intense; to ease or relieve.
Example
The kind words helped assuage her anxiety.
Las palabras amables ayudaron a aliviar su ansiedad.
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

relacionado con la digestión
Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
El doctor explicó el papel del canal alimentario en la digestión.
C2 verb /ˌænɪmədˈvɜːt/

animadvert

criticar
Meaning
To comment critically or unfavorably.
Example
The teacher animadverted on the student's careless mistakes.
El maestro criticó los errores descuidados del estudiante.
C2 verb /ˈæpɪtaɪz/

appetize

estimular el apetito
Meaning
to stimulate the appetite; to make someone eager or interested
Example
The aroma of fresh bread will appetize the guests before dinner.
El aroma del pan fresco estimulará el apetito de los invitados.
C2 noun ˌæɡ.roʊˈiː.koʊˌsɪs.təm

agroecosystem

agroecosistema
Meaning
An ecological system centered on agricultural activities and processes.
Example
A healthy agroecosystem improves soil fertility.
Un agroecosistema saludable mejora la fertilidad del suelo.
C2 noun /əˈmʊr/

amour

amor secreto
Meaning
A secret or illicit love affair.
Example
The novel tells the story of a forbidden amour between two characters.
La novela cuenta la historia de un amor prohibido entre dos personajes.
C2 adjective /ɔːˈrɪfərəs/

auriferous

aurífero
Meaning
Containing or producing gold.
Example
The miners discovered an auriferous vein in the mountains.
Los mineros descubrieron una veta aurífera en las montañas.
C2 noun /ˈeɪ.pi.ə.rɪst/

apiarist

apicultor
Meaning
a person who keeps and tends bees for honey production
Example
The apiarist collected fresh honey from the hives.
El apicultor recogió miel fresca de las colmenas.
C2 noun /ˈænɪ siːd/

Ani seed

anís
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
Las semillas de anís se usan con frecuencia en postres y tés tradicionales.
C2 adjective /əˈbɑː.mə.nə.bəl/

abominable

abominable
Meaning
causing moral revulsion; extremely unpleasant
Example
The prisoners were kept in abominable conditions.
Los prisioneros fueron mantenidos en condiciones abominables.
C2 adjective /əˈbɔːrtɪv/

abortive

fallido
Meaning
Failing to produce the intended result; unsuccessful.
Example
Their abortive attempt to climb the mountain ended in retreat.
Su intento abortivo de escalar la montaña terminó en retirada.
C2 verb /əˈɡriːv/

aggrieve

agraviar
Meaning
to cause distress or make someone feel resentful
Example
She felt aggrieved by the unfair decision.
Ella se sintió agraviada por la decisión injusta.
C2 noun /əˌnʌn.siˈeɪ.ʃən/

annunciation

anuncio, buena nueva
Meaning
The announcement of something; in Christianity, the announcement by the angel Gabriel to Mary that she would conceive Jesus.
Example
The church celebrated the Feast of the Annunciation with a special service.
La iglesia celebró la fiesta de la Anunciación con un servicio especial.
C2 noun əˌdʌl.təˈreɪ.ʃən

adulteration

adulteración
Meaning
The action of making something poorer in quality by the addition of another substance.
Example
Adulteration of food is a serious health risk.
La adulteración de alimentos es un serio riesgo para la salud.
C2 verb /ˈæd.l̩/

addle

confundir
Meaning
To confuse or muddle someone’s mind.
Example
The complicated instructions only served to addle him.
Las instrucciones complicadas solo sirvieron para confundirme.
C2 noun /ˌæs.əˈfet.ɪ.də/

Asafoetida

asafoétida
Meaning
a pungent spice derived from the resin of a plant, commonly used in Indian cooking
Example
A pinch of asafoetida adds a distinctive flavor to the lentil curry.
Una pizca de asafoétida añade un sabor distintivo al curry de lentejas.
C2 verb /əˈlɪtəreɪt/

alliterate

utilizar aliteración
Meaning
to repeat the same consonant sound at the beginning of words in a phrase or sentence
Example
The poet often alliterates words to create rhythm.
El poeta a menudo alitera palabras para crear ritmo.
C2 noun /ˈæn.dʒi.əʊ.plæs.ti/

angioplasty

procedimiento médico para abrir vasos sanguíneos bloqueados o estrechados que suministran sangre al corazón
Meaning
A medical procedure to open blocked or narrowed blood vessels that supply blood to the heart.
Example
Angioplasty is now safer with robotic assistance.
La angioplastia ahora es más segura con asistencia robótica.
C2 noun /əˈmɛrɪkəˌnɪzəm/

americanism

americanismo
Meaning
A word, phrase, or practice characteristic of American English or culture.
Example
The term 'sidewalk' is an Americanism, while 'pavement' is used in British English.
El término 'sidewalk' es un americanismo, mientras que 'pavement' se usa en el inglés británico.
C2 noun /əˈɡrɒnəmɪst/

agronomist

agronomo
Meaning
A scientist who studies soil management and crop production.
Example
The agronomist suggested new methods to improve rice yields.
El agrónomo sugirió nuevos métodos para mejorar los rendimientos del arroz.
C2 adjective /ˌæp.rɪˈhen.sə.bəl/

Apprehensible

comprensible
Meaning
able to be understood or grasped; comprehensible
Example
The complex theory became apprehensible after the professor's explanation.
La teoría compleja se volvió comprensible después de la explicación del profesor.
C2 noun /ˈæntɪfɒn/

antiphon

antífona
Meaning
a short chant or verse sung responsively in Christian worship, typically sung before or after a psalm or canticle
Example
The choir sang the antiphon before beginning the main hymn.
El coro cantó la antífona antes de comenzar el himno principal.
C2 adjective əˈdrɔɪt

adroit

habilidoso, astuto, hábil
Meaning
clever or skillful in using the hands or mind.
Example
She is adroit at solving complex problems.
Ella es hábil para resolver problemas complejos.
C2 adjective ˌeə.rəʊˈstæt.ɪk

aerostatic

aerostático
Meaning
Relating to or involving gases (especially air) in equilibrium and the equilibrium of balloons or aircraft under the influence of such gases.
Example
Aerostatic designs ensure stability at high altitudes.
Los diseños aerostáticos aseguran estabilidad a grandes altitudes.
C2 verb /əˈfaɪəns/

affiance

prometerse
Meaning
to promise or pledge marriage; to formally engage
Example
They decided to affiance after years of friendship.
Decidieron prometerse después de años de amistad.
C2 noun /ˌætəlˈjeɪ/

atelier

taller (estudio de un artista o diseñador)
Meaning
A workshop or studio, especially for an artist or designer.
Example
The painter invited us to his atelier to view his new collection.
El pintor nos invitó a su taller para ver su nueva colección.
C2 noun (plural) /ˈɔːspɪsɪz/

auspices

auspicio
Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
La conferencia fue celebrada bajo los auspicios de las Naciones Unidas.
C2 verb /ˈɔːɡər/

augur

augurar
Meaning
To be a sign of something to come; to predict or foretell.
Example
Dark clouds augur a coming storm.
Las nubes oscuras auguran una tormenta que se avecina.
C2 noun, verb /ˈæseɪ/

assay

ensayo
Meaning
To test or analyze the quality, purity, or content of a substance; the act of such testing.
Example
The scientists assayed the mineral sample for gold content.
Los científicos analizaron la muestra mineral para el contenido de oro.
C2 adjective /ˌænθrəpəˈmɔːrfəs/

anthropomorphous

antropomórfico
Meaning
having the form or attributes of a human
Example
The statue had an anthropomorphous shape resembling a human.
La estatua tenía una forma antropomórfica que se parecía a un ser humano.
C2 noun əˈdrɔɪt.nəs

adroitness

destreza
Meaning
Cleverness or skill, especially in using the hands or mind; skillful dexterity.
Example
His adroitness in negotiations secured the deal.
Su destreza en las negociaciones aseguró el trato.
C2 adjective /əˈkɜːrsɪd/

accursed

maldito
Meaning
Doomed, detestable, or under a curse.
Example
The villagers avoided the accursed house on the hill.
Los aldeanos evitaban la casa maldita en la colina.
C2 noun /əˈnæb.ə.lɪ.zəm/

anabolism

anabolismo
Meaning
The set of metabolic pathways that construct molecules from smaller units, involving tissue repair and growth.
Example
Anabolism is essential for muscle growth and tissue repair.
El anabolismo es esencial para el crecimiento muscular y la reparación de tejidos.
C2 noun /ˌæfɛkˈteɪʃən/

affectation

afectación
Meaning
an unnatural behavior or speech intended to impress others
Example
Her British accent was just an affectation to sound sophisticated.
Su acento británico era solo una afectación para sonar sofisticado.
C2 noun /ˈɑːrbɪtər/

arbiter

árbitro
Meaning
a person who has the authority to settle a dispute or decide an issue
Example
The principal acted as the arbiter in the conflict between the students.
El director actuó como el árbitro en el conflicto entre los estudiantes.
C2 noun /əˈbeɪəns/

abeyance

suspensión temporal
Meaning
a state of temporary suspension or inactivity
Example
The project was held in abeyance until funds became available.
El proyecto fue suspendido hasta que los fondos estuvieran disponibles.
C2 adjective /ədˈmɒnɪtəri/

admonitory

amonestador
Meaning
giving or conveying a warning or reprimand
Example
She gave him an admonitory glance.
Ella le dio una mirada amonestadora.
C2 verb /əˈɡræn.daɪz/

aggrandize

engrandecer
Meaning
To increase the power, wealth, or importance of a person or entity.
Example
The politician tried to aggrandize himself through exaggerated claims.
El político trató de engrandecerse a sí mismo a través de afirmaciones exageradas.
C2 noun əˈlæk.rə.t̬i

alacrity

disposición rápida y alegre
Meaning
Brisk and cheerful readiness.
Example
He accepted the challenge with alacrity.
Aceptó el desafío con alacridad.
C2 verb /əbˈhɔːr/

abhor

aborrecer
Meaning
to regard with disgust and hatred
Example
She abhors cruelty to animals.
Ella aborrece la crueldad hacia los animales.
C2 noun /əˈkwaɪərmənt/

acquirement

adquisición; logro
Meaning
the act of acquiring something; something that has been acquired, especially a skill or possession
Example
Language proficiency is an important acquirement for global careers.
El dominio del idioma es una adquisición importante para carreras globales.
C2 noun /ˈæmjʊlət/

Amulet

amuleto; talismán
Meaning
an ornament or small piece of jewelry thought to give protection against evil, danger, or disease
Example
She wore a silver amulet around her neck for good luck.
Ella llevaba un amuleto de plata alrededor del cuello para la buena suerte.
C2 adjective əˈsɪd.ju.əs

assiduous

aplicado o diligente
Meaning
Showing great care and perseverance; diligent and hardworking.
Example
His assiduous efforts led to a successful career.
Sus esfuerzos diligentes lo llevaron a una carrera exitosa.
C2 adverb /əˈbɛd/

abed

en la cama
Meaning
in bed
Example
She stayed abed all day due to illness.
Se quedó en la cama todo el día debido a la enfermedad.
C2 adjective /əˈɡeɪp/ or /əˈɡɑːp/

agape

boquiabierto
Meaning
With the mouth wide open in surprise or wonder.
Example
She stood agape at the breathtaking view.
Ella se quedó boquiabierta ante la vista impresionante.
C2 noun /ˌæntiˈsaɪkloʊn/

anticyclone

anticiclón
Meaning
A weather system with high atmospheric pressure at its center, usually bringing calm and clear conditions.
Example
An anticyclone brought sunny weather across the region.
Un anticiclón trajo clima soleado en toda la región.
C2 noun /ˈæl.ɪ.mənt/

aliment

alimento
Meaning
food or nourishment that sustains life
Example
Fruits and vegetables are important aliments for a healthy body.
Las frutas y verduras son alimentos importantes para un cuerpo saludable.
C2 adjective /ˌæktʃuˈɛəriəl/

actuarial

actuarial
Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
La empresa confió en los informes actuariales para fijar las primas de seguros.
C2 noun /ˈækmi/

acme

cima
Meaning
the highest point of achievement or excellence
Example
Winning the award was the acme of his career.
Ganar el premio fue la cima de su carrera.
C2 verb /əˈbɛt/

abet

fomentar un crimen
Meaning
to encourage or assist someone to commit a crime or wrongdoing
Example
He was accused of abetting the criminals in their escape.
Fue acusado de ayudar a los criminales en su escape.
C2 noun /əˈkʌmpənɪst/

accompanist

acompañante
Meaning
A person who plays a musical instrument to support a singer or another musician.
Example
The pianist served as the accompanist for the singer during the concert.
El pianista actuó como acompañante del cantante durante el concierto.
C2 noun /ˌænɪˈmɒmɪtər/

anemometer

anemómetro
Meaning
An instrument used to measure the speed and direction of wind.
Example
The scientist used an anemometer to record the wind speed during the storm.
El científico utilizó un anemómetro para registrar la velocidad del viento durante la tormenta.
C2 noun /ænˈtɪpəθi/

antipathy

antipatía
Meaning
a deep-seated feeling of dislike or aversion toward something or someone
Example
There was a mutual antipathy between the two rival companies.
Había una antipatía mutua entre las dos empresas rivales.
C2 noun /ˌæriˈviːst/

arriviste

nueva riqueza
Meaning
A person who has recently gained wealth or status but is considered arrogant or socially unsophisticated.
Example
The business world is full of ambitious arrivistes.
El mundo de los negocios está lleno de arrivistas ambiciosos.
C2 noun ˌæm.ɔː.tɪˈzeɪ.ʃən

amortization

amortización
Meaning
The process of paying off debt with regular payments over time.
Example
The amortization schedule showed a 10-year repayment plan.
El calendario de amortización mostró un plan de pago de 10 años.
C2 noun /əˈnækrəˌnɪzəm/

anachronism

anacronismo
Meaning
something that is out of its proper time period, especially something old-fashioned in a modern context
Example
Using a typewriter today feels like an anachronism.
Usar una máquina de escribir hoy se siente como un anacronismo.
C2 noun /ˈækəlaɪt/

acolyte

acólito
Meaning
a follower or assistant, especially in a religious service or as a devoted supporter of a leader
Example
The senator arrived with a small group of acolytes who handled the press.
El senador llegó con un pequeño grupo de acólitos que se encargaban de la prensa.
C2 adjective /ˈæməˌtɔːri/

amatory

relacionado con el amor
Meaning
Relating to or expressing sexual love.
Example
The poet’s verses were filled with amatory themes.
Los versos del poeta estaban llenos de temas amorosos.
C2 noun /ˈɔːlmənæk/

almanac

almanaque
Meaning
An annual publication containing calendars, weather forecasts, astronomical data, and other useful information.
Example
He consulted the almanac to check the phases of the moon.
Consultó el almanaque para verificar las fases de la luna.
C2 noun /əˌbɑː.məˈneɪ.ʃən/

abomination

abominación
Meaning
a thing that causes disgust or hatred
Example
Slavery was considered an abomination.
La esclavitud fue considerada una abominación.
C2 noun /ˈɔːldər/

alder

Árbol de aliso
Meaning
A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.
Example
The alder trees grew thick along the riverbank.
Los árboles de aliso crecían densos a lo largo de la orilla del río.
C2 adjective /ɔːˈrɔːrəl/

auroral

relacionado con la aurora
Meaning
Relating to or resembling the aurora, especially the northern lights.
Example
The scientists observed auroral activity in the night sky.
Los científicos observaron actividad auroral en el cielo nocturno.
C2 noun /ˈæn.əlz/

annals

anales
Meaning
Historical records of events, usually arranged chronologically.
Example
Her name will be remembered in the annals of science.
Su nombre será recordado en los anales de la ciencia.
C2 verb /ˌæpərˈteɪn/

appertain

pertenecer
Meaning
to relate to or be connected with something
Example
The rules only appertain to members of the club.
Las reglas solo pertenecen a los miembros del club.
C2 noun /ˈiːɒn/ or /ˈiːən/

aeon

eón
Meaning
An indefinitely long period of time; an age or eternity.
Example
Dinosaurs roamed the Earth millions of aeons ago.
Hace millones de eones que los dinosaurios vagaban por la Tierra.
C2 verb /əˈpraɪz/

apprise

informar
Meaning
to inform or notify someone
Example
The manager will apprise the staff of the new policies.
El gerente informará al personal sobre las nuevas políticas.
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

arborescente
Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
El coral tenía una forma arbórea que se parecía a un pequeño bosque.
C2 noun /əˈdʌltərənt/

adulterant

adulterante
Meaning
a substance added to something else, often food or drink, to reduce its quality or strength
Example
The laboratory found an adulterant in the milk samples.
El laboratorio encontró un adulterante en las muestras de leche.
C2 adjective /əˈpɜːrtənənt/

appurtenant

pertinente
Meaning
Belonging to or associated with something, often used in legal/property contexts.
Example
The right of way is appurtenant to the landowner’s property.
El derecho de paso es pertinente a la propiedad del propietario.
C2 noun əˌklaɪ.mə.tɪˈzeɪ.ʃən

acclimatization

aclimatación
Meaning
The process of adapting to a new environment or condition.
Example
The hikers needed time for acclimatization to high altitudes.
Los excursionistas necesitaron tiempo para la aclimatación a grandes altitudes.
C2 noun /ˌær.əˈbesk/

arabesque

diseño ornamentado
Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
El techo estaba decorado con delicados patrones de arabesco.
C2 noun /əˈreɪ.bi.ən ˈdʒæz.mɪn/

Arabian Jasmine

jazmín árabe
Meaning
A fragrant white flower native to South and Southeast Asia, commonly used in perfumes and religious ceremonies
Example
The Arabian jasmine filled the garden with its sweet fragrance.
El jazmín árabe llenó el jardín con su dulce fragancia.
C2 adjective /ˌæntɪdəˈluːviən/

antediluvian

anticuado
Meaning
extremely old-fashioned; belonging to the time before the biblical flood
Example
His views on women are positively antediluvian.
Sus opiniones sobre las mujeres son positivamente anticuadas.
C2 adjective /əˈsɪdjʊləs/

acidulous

ligeramente ácido o amargo
Meaning
slightly sour or sharp in taste or manner
Example
The critic wrote an acidulous review of the movie.
El crítico escribió una reseña ácida de la película.
C2 noun /ˈɛərəˌstæt/

aerostat

aerostato
Meaning
A lighter-than-air craft, such as a balloon, that is lifted by gas.
Example
The military used an aerostat for surveillance over the border.
El ejército usó un aerostato para vigilancia sobre la frontera.
C2 noun /ˈeɪ.viˌɛr.i/

aviary

aviario
Meaning
a large enclosure for keeping birds
Example
The zoo built a new aviary for exotic parrots.
El zoológico construyó un nuevo aviario para los loros exóticos.
C2 noun /əˈpɒstəsi/

apostasy

apostasía
Meaning
The abandonment or renunciation of a religious or political belief.
Example
His public apostasy shocked his followers.
Su apostasía pública sorprendió a sus seguidores.
C2 noun /əˈfeɪ.ʒə/

aphasia

afasia
Meaning
a medical condition that causes loss of ability to speak or understand language
Example
After the stroke, she was diagnosed with aphasia.
Después del derrame cerebral, le diagnosticaron afasia.
C2 noun /ˈæpəplɛksi/

apoplexy

Pérdida súbita de conciencia o control debido a un derrame cerebral o rabia extrema
Meaning
A sudden loss of consciousness or control due to stroke or extreme anger.
Example
The old man nearly had apoplexy when he heard the shocking news.
El anciano casi sufrió apoplejía cuando escuchó la noticia impactante.
C2 verb /əˈkɒst/

accost

abordar de manera agresiva
Meaning
to approach and speak to someone boldly or aggressively
Example
The reporter was accosted by protesters outside the courthouse.
El reportero fue acosado por los manifestantes fuera del tribunal.
C2 verb /əˈkriːt/

accrete

acumularse
Meaning
to grow or increase gradually by accumulation or addition
Example
Dust particles accrete over time to form larger celestial bodies.
Las partículas de polvo se acumulan con el tiempo para formar cuerpos celestes más grandes.
C2 noun /ˈæbɪs/

abbess

abadesa (mujer al cargo de un convento)
Meaning
the woman in charge of a convent of nuns
Example
The abbess welcomed the visitors to the convent.
La abadesa dio la bienvenida a los visitantes al convento.
C2 noun /ˈɑːriə/

aria

pieza vocal en solitario
Meaning
a solo vocal piece with instrumental accompaniment, typically in an opera
Example
The soprano performed a moving aria during the second act.
La soprano interpretó un aria conmovedora durante el segundo acto.
C2 noun /ˈænθrəsaɪt/

anthracite

carbón duro
Meaning
A hard, shiny form of coal that burns with little smoke and a high heat value.
Example
The factory used anthracite as its primary fuel source.
La fábrica usaba antracita como su fuente primaria de combustible.
C2 noun ˌæb.əˈreɪ.ʃən

aberration

aberración, desviación, anomalía
Meaning
A departure from what is normal, usual, or expected, typically one that is unwelcome.
Example
The scientist dismissed the data as an aberration.
El científico desestimó los datos como una aberración.