eccentricity
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C1 noun /ˌɛksɛnˈtrɪsəti/

eccentricity

excentricidad
Meaning
the quality of being unconventional or slightly strange
Example
His eccentricity made him both admired and misunderstood.
Su excentricidad lo hizo ser tanto admirado como incomprendido.
C2 adjective /ɪˈfɛktʃuəl/

effectual

efectivo
Meaning
producing a desired or intended effect, often used in formal contexts
Example
Her effectual efforts brought peace to the community.
Sus esfuerzos efectivos trajeron paz a la comunidad.
C1 verb /ɛtʃ/

etch

grabar
Meaning
to cut or carve a design onto a surface
Example
The artist etched her initials into the glass.
La artista grabó sus iniciales en el vidrio.
B2 noun /ˈaɪ.saɪt/

Eyesight

visión
Meaning
the ability to see; vision
Example
Regular eye checkups are important for maintaining good eyesight.
Los chequeos oculares regulares son importantes para mantener una buena visión.
C2 verb /ˈekspərˌɡeɪt/

expurgate

expurgar
Meaning
To remove offensive or objectionable parts from a text or speech.
Example
The publisher decided to expurgate the novel before reprinting it.
El editor decidió expurgar la novela antes de volver a imprimirla.
C2 noun /ˈel.ɪ.fənt ˈæp.əl/

Elephant Apple

manzana elefante
Meaning
a tropical fruit with a hard shell and acidic flesh
Example
Elephant apple is used to make delicious jams and pickles.
La manzana elefante se utiliza para hacer deliciosas mermeladas y encurtidos.
C1 verb /ɛmˈbɛzəl/

embezzle

malversar
Meaning
to steal or misuse money or property entrusted to one's care
Example
The accountant was arrested for embezzling company funds.
El contador fue arrestado por malversar los fondos de la empresa.
A2 noun /ˈef.ət/

Effort

esfuerzo
Meaning
physical or mental activity needed to achieve something
Example
She put a lot of effort into preparing for the final examination.
Ella puso mucho esfuerzo en preparar el examen final.
C2 noun /ˌɛksɪˈkreɪʃən/

execration

maldición
Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
El nombre del dictador fue pronunciado con maldición después de su caída.
C1 adjective /ɪɡˈzɔːr.bɪ.tənt/

exorbitant

exorbitante
Meaning
Unreasonably high in price or cost; excessive.
Example
The hotel charged an exorbitant price for a basic room.
El hotel cobró un precio exorbitante por una habitación básica.
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

equivalente; igual
Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
Esta cantidad es equivalente a diez dólares.
C2 noun /ɛθˈnɒlədʒi/

ethnology

etnología
Meaning
the study of the characteristics of different peoples and the differences and relationships between them
Example
She specialized in ethnology to better understand cultural diversity.
Ella se especializó en etnología para entender mejor la diversidad cultural.
A2 noun /ˈen.ə.mi/

Enemy

enemigo
Meaning
a person who is actively opposed or hostile to someone or something
Example
In the story, the hero had to face his greatest enemy.
En la historia, el héroe tuvo que enfrentarse a su mayor enemigo.
C2 adjective /ˌɛlɪˈfæntaɪn/

elephantine

elefantino
Meaning
Huge, clumsy, or resembling an elephant in size or movement.
Example
The man moved with an elephantine grace.
El hombre se movió con una gracia elefantiina.
C1 noun /ˈɛkstrəˌvɜːrt/

extrovert

extrovertido
Meaning
a person who is outgoing, sociable, and energized by being around other people
Example
As an extrovert, she enjoys meeting new people at social events.
Como extrovertida, le gusta conocer gente nueva en eventos sociales.
B2 noun /ɪˈsteɪt/

estate

felicidad
Meaning
A large area of land, property, or possessions owned by someone, often including a big house.
Example
The family owned a large estate in the countryside.
Ella no pudo ocultar su felicidad cuando recibió el premio.
B1 adjective /ˈiːvəl/

evil

malvado
Meaning
Profoundly immoral and wicked.
Example
They believed the villain was the embodiment of evil.
Creían que el villano era la encarnación del mal.
A2 noun ɪˈmɜː.dʒən.si

emergency

emergencia
Meaning
A sudden situation that is dangerous or serious and needs immediate attention or action.
Example
A financial emergency can arise at any time.
Una emergencia financiera puede surgir en cualquier momento.
C1 verb /ɪkˈspaʊnd/

expound

exponer
Meaning
to present and explain in detail
Example
The professor expounded the theory in simple terms.
El profesor expuso la teoría en términos simples.
C1 noun /ɛkˈspeɪtriət/

expatriate

expatriado
Meaning
a person who lives outside their native country
Example
Many expatriates gather in the city’s international community.
Muchos expatriados se reúnen en la comunidad internacional de la ciudad.
C1 noun/adjective /ɪˈliːtɪst/

elitist

elitista
Meaning
A person who believes that a society should be led by an elite; showing preference for a privileged class.
Example
His elitist attitude made him unpopular among his peers.
Su actitud elitista lo hizo impopular entre sus compañeros.
B2 noun /ˈek.oʊ/

Echo

eco; reverberación
Meaning
a sound that is reflected back; a repetition or imitation
Example
His voice created a clear echo in the empty cathedral.
Su voz creó un eco claro en la catedral vacía.
B2 verb /ɪˈmɪt/

emit

Emitir
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
La fábrica emite humo en la atmósfera.
C1 adjective /ɪnˈɡroʊst/

engrossed

absorto
Meaning
completely absorbed or deeply involved in something
Example
She was so engrossed in the book that she forgot the time.
Ella estaba tan absorta en el libro que olvidó la hora.
B2 noun ɪˈroʊʒən

erosion

erosión
Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
Las luchas de poder a menudo conducen a la erosión de la humanidad.
A2 noun /ɪmˈplɔɪər/

employer

empleador
Meaning
A person or organization that hires and pays people to work.
Example
The employer promised better benefits to attract skilled workers.
El empleador prometió mejores beneficios para atraer a trabajadores calificados.
C1 adjective /ɪˈnæmərd/

enamored

enamorado
Meaning
filled with love or admiration
Example
He became enamored with classical music after attending the concert.
Se enamoró de la música clásica después de asistir al concierto.
A2 noun /ɪˈkwɪpmənt/

equipment

equipo
Meaning
the necessary tools, machines, or other items needed for a particular purpose
Example
The laboratory bought new equipment for research.
El laboratorio compró nuevos equipos para la investigación.
B1 adjective /ɪmˈbær.ə.sɪŋ/

Embarrassing

vergonzoso; incómodo; humillante
Meaning
causing shame or awkwardness; uncomfortable; humiliating
Example
It was embarrassing when I forgot her name.
Fue embarazoso cuando olvidé su nombre.
B2 verb ˈeksɪkjuːt

execute

ejecutar
Meaning
To carry out or put into effect a plan, order, or course of action.
Example
NASA plans to execute the mission in three phases.
La NASA planea ejecutar la misión en tres fases.
B2 adverb /ɪˈməʊʃənəli/

emotionally

emocionalmente
Meaning
in a way that relates to a person's feelings or emotions
Example
She became emotionally attached to her pet.
Ella se volvió emocionalmente vinculada a su mascota.
B2 adjective /ɪnˈdjʊər.ɪŋ/

Enduring

duradero; persistente; que dura mucho tiempo
Meaning
lasting; permanent; continuing for a long time
Example
Their enduring friendship lasted for decades.
Su amistad duradera duró décadas.
B2 adjective ɪkˈsep.ʃən.əl

exceptional

excepcional
Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
El talento excepcional impulsa la innovación.
A2 noun /ˈɛləˌveɪtər/

elevator

ascensor
Meaning
a machine that carries people or goods up and down between floors in a building
Example
We took the elevator to the tenth floor.
Tomamos el ascensor hasta el décimo piso.
C2 adjective /ˈek.wə.bəl/

Equable

ecuánime
Meaning
calm and even-tempered; not easily disturbed
Example
He maintained an equable temperament throughout the crisis.
Él mantuvo un temperamento ecuánime durante la crisis.
C1 verb /ɪɡˈzɒnəreɪt/

exonerate

exonerar
Meaning
To clear someone from blame or accusation.
Example
The court exonerated her from all charges.
El tribunal la exoneró de todos los cargos.
C2 adjective /ɪkˈspɒzɪtəri/

expository

expositivo
Meaning
intended to explain or describe something
Example
The teacher gave an expository lecture on the topic.
El maestro dio una conferencia expositiva sobre el tema.
B1 verb /ɪɡˈzɪst/

exist

existir
Meaning
to have being or reality; to be present
Example
Dinosaurs existed millions of years ago.
Los dinosaurios existieron hace millones de años.
C2 noun /ɪˌdʒækjʊˈleɪʃən/

ejaculation

eyaculación / exclamación repentina
Meaning
The action of suddenly saying something or the release of semen during sexual climax.
Example
His sudden ejaculation of joy surprised everyone in the room.
Su repentina eyaculación de alegría sorprendió a todos en la habitación.
B1 adjective /ɪnˈtaɪər/

Entire

completo; entero; no dividido
Meaning
complete; whole; not divided or in parts
Example
She read the entire book in one sitting.
Ella leyó el libro entero de una sola vez.
B2 noun ˈɛmpəθi

empathy

empatía
Meaning
The ability to understand and share the feelings of another person.
Example
Empathy helps students connect with society.
La empatía ayuda a los estudiantes a conectarse con la sociedad.
C2 adjective /ˌɛvɪˈdɛnʃəl/

evidential

evidencial
Meaning
relating to or providing evidence
Example
The lawyer presented evidential support for her claims.
El abogado presentó apoyo evidencial para sus reclamaciones.
C2 adjective /ˌɛf.ɪˈkeɪ.ʃəs/

efficacious

eficaz
Meaning
Successful in producing a desired or intended result; effective.
Example
The vaccine proved highly efficacious in preventing infections.
La vacuna demostró ser altamente eficaz para prevenir infecciones.
C1 noun /ˈɛskəpeɪd/

escapade

aventura
Meaning
an adventurous, exciting, or reckless act
Example
Their summer escapade included camping and mountain climbing.
Su escapada de verano incluyó camping y escalada en la montaña.
C1 noun /ˈɛf.ɪ.kə.si/

efficacy

eficacia
Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
La eficacia de la vacuna se ha demostrado en los ensayos.
C1 noun /ɪmˈbɛzlmənt/

embezzlement

malversación
Meaning
The act of dishonestly taking money or property entrusted to one's care.
Example
The accountant was arrested for embezzlement of company funds.
El contador fue arrestado por la malversación de fondos de la empresa.
B2 verb /ɪnˈdjʊər/

endure

soportar
Meaning
to suffer something difficult or unpleasant patiently
Example
He had to endure years of hardship before achieving success.
Tuvo que soportar años de dificultades antes de alcanzar el éxito.
B2 noun /ˈɜːrnər/

earner

ingresador
Meaning
A person who earns money through work or business
Example
She is the primary earner in her family.
Ella es la principal ingresador en su familia.
B2 verb ˈel.ɪ.veɪt

elevate

elevar, levantar, aumentar a un nivel más importante o impresionante
Meaning
To lift to a higher position; to raise to a more important or impressive level.
Example
Good leadership can elevate team performance.
Un buen liderazgo puede elevar el rendimiento del equipo.
C1 verb /ɪnˈʃraɪn/

enshrine

preservar o valorar algo como sagrado o importante
Meaning
to preserve or cherish something as sacred or important
Example
The constitution enshrines the right to freedom of speech.
La constitución consagra el derecho a la libertad de expresión.
C1 noun ˈeʃ.ə.lɒn

echelon

nivel, rango, jerarquía
Meaning
A level or rank in an organization, a profession, or society.
Example
He climbed to the upper echelon of the corporate world.
Él ascendió al nivel más alto del mundo corporativo.
C2 adjective /ˌen.zɪˈmæt.ɪk/

enzymatic

relacionado con enzimas
Meaning
Relating to or involving enzymes, which are proteins that catalyze biochemical reactions in living organisms.
Example
Enzymatic reactions regulate metabolism in the human body.
Las reacciones enzimáticas regulan el metabolismo en el cuerpo humano.
B1 noun /ɪˈmoʊ.ʃən/

Emotion

emoción
Meaning
a strong feeling deriving from one's circumstances, mood, or relationships
Example
Her face showed every emotion she was feeling inside.
Su rostro mostró cada emoción que sentía por dentro.
C1 adjective /ɪkˈskruːʃieɪtɪŋ/

excruciating

excruciante
Meaning
causing extreme physical or mental pain
Example
She was in excruciating pain after the accident.
Ella estaba en dolor insoportable después del accidente.
B1 verb /ɪkˈsplɔːrɪŋ/

exploring

explorar
Meaning
Investigating or studying thoroughly; searching into or ranging over for the purpose of discovery.
Example
They are exploring different areas of Antarctica.
Ellos están explorando diferentes áreas de la Antártida.
B2 noun /ɪˈkweɪʒən/

equation

ecuación
Meaning
a mathematical statement that shows the equality of two expressions
Example
He solved the equation to find the value of x.
Resolvió la ecuación para encontrar el valor de x.
C2 noun /ˈaɪ.sɔːr/

Eyesore

ultraje visual; cosa desagradable de ver
Meaning
something that is very ugly and unpleasant to look at
Example
The abandoned building has become an eyesore in the neighborhood.
El edificio abandonado se ha convertido en un ultraje visual en el vecindario.
A2 abbreviation /iː ˈdʒiː/

e.g.

por ejemplo
Meaning
For example (from Latin 'exempli gratia').
Example
You should eat more fruits, e.g., apples and bananas.
Debes comer más frutas, por ejemplo, manzanas y plátanos.
A2 verb /ɪkˈspres/

express

expresar
Meaning
to show or make known a feeling, thought, or opinion
Example
She expressed her gratitude for the help she received.
Ella expresó su gratitud por la ayuda que recibió.
B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

amigable con el medio ambiente
Meaning
Designed or produced in a way that causes minimal harm to the environment, often using sustainable materials and processes that reduce ecological impact.
Example
Environment-friendly products are designed to reduce ecological damage.
Los productos ecológicos están diseñados para reducir el daño ecológico.
A2 noun/verb /ˌɛndʒɪˈnɪər/

engineer

ingeniero
Meaning
A person trained to design, build, or maintain engines, machines, or structures; to skillfully arrange or bring about.
Example
The engineer designed a new bridge across the river.
El ingeniero diseñó un nuevo puente sobre el río.
B2 noun ɪˈmɪʃ.ənz

emissions

emisiones
Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
Las emisiones de carbono están aumentando globalmente.
C1 noun ˈɛksəʊˌplænɪt

exoplanet

un planeta que orbita una estrella fuera del sistema solar
Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
Los astrónomos han descubierto miles de exoplanetas en la última década.
B2 adjective /ɪkˈskluːsɪv/

exclusive

restringido a una persona, grupo o área particular; no compartido con otros
Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
El hotel ofrece acceso exclusivo a una playa privada.
A2 verb /ˈentər/

enter

entrar
Meaning
to go into; to come or go inside
Example
Please knock before you enter the room.
Por favor, golpee antes de entrar a la habitación.
C1 noun /ɪɡˌzæm.ɪˈniː/

Examinee

examinado
Meaning
a person who is being tested in an examination
Example
Each examinee was given two hours to complete the test.
Cada examinado recibió dos horas para completar la prueba.
A1 verb /iːt/

eat

comer
Meaning
to put food in the mouth and chew and swallow it
Example
We eat dinner at 7 PM.
Comemos la cena a las 7 p. m.
C1 adjective /ɪˈspeʃəl/

especial

especial
Meaning
Particularly remarkable or significant; distinguished from others
Example
This is an especial opportunity you should not miss.
Esta es una oportunidad especial que no debes perder.
C1 verb /ɪnˈɡreɪv/

engrave

grabar
Meaning
to cut or carve a design, letter, or pattern into a hard surface
Example
The craftsman engraved her name on the silver ring.
El artesano grabó su nombre en el anillo de plata.
C1 noun ɪnˌvaɪ.rənˈmen.təl ˌtræns.fəˈmeɪ.ʃən

environmental transformation

transformación ambiental
Meaning
A significant change in environmental conditions or ecological systems.
Example
The city demonstrates environmental transformation.
La ciudad demuestra transformación ambiental.
C2 noun /ɪkˈsɪʒən/

excision

excisón
Meaning
the act of cutting something out, especially by surgical removal
Example
The excision of the infected tissue prevented further complications.
La excisión del tejido infectado previno complicaciones adicionales.
B2 noun /ɪnˈdjʊə.rəns/

endurance

resistencia
Meaning
The fact or power of enduring an unpleasant or difficult process or situation without giving way.
Example
Running a marathon requires exceptional endurance.
Correr un maratón requiere una resistencia excepcional.
C2 verb /ɪnˈsaɪfər/

encipher

convertir un mensaje en código o cifra
Meaning
to convert a message into code or cipher
Example
The agent enciphered the secret message before sending it.
El agente cifró el mensaje secreto antes de enviarlo.
C1 adjective /ɪkˈsaɪtəbl̩/

excitable

excitable
Meaning
easily excited or emotionally aroused
Example
The child was excitable and laughed at every small thing.
El niño era excitable y se reía de cada pequeña cosa.
C1 verb ɪˈluːd

elude

eludir
Meaning
Evade or escape from, typically in a skillful or cunning way; avoid being caught.
Example
The thief managed to elude the police.
El ladrón logró eludir a la policía.
C1 adjective /ˌɛvərˈlæstɪŋ/

everlasting

eterno
Meaning
Lasting forever or for an indefinitely long time.
Example
The poet wrote about his everlasting love for nature.
El poeta escribió sobre su amor eterno por la naturaleza.
B1 adjective /ɪˈsɛnʃəl/

essential

esencial
Meaning
Absolutely necessary; extremely important.
Example
Water is essential for life.
El agua es esencial para la vida.
C1 noun /ˌɛtɪˈmɒlədʒi/

etymology

etimología
Meaning
The study of the origin of words and how their meanings and forms have evolved.
Example
The etymology of the word 'salary' comes from the Latin word for salt.
La etimología de la palabra 'salario' proviene de la palabra latina para sal.
C2 noun /ɪˌkliːziˈæstɪk/

ecclesiastic

eclesiástico
Meaning
A member of the clergy or church official.
Example
The council was attended by several high-ranking ecclesiastics.
El consejo fue atendido por varios eclesiásticos de alto rango.
B2 verb /ɪmˈbɑːrk/

embark

embarcar
Meaning
to begin a journey, project, or activity
Example
She decided to embark on a new career in medicine.
Ella decidió embarcarse en una nueva carrera en medicina.
B1 noun /ɪˈdɪʃən/

edition

edición
Meaning
a particular version or printing of a book, newspaper, or other publication
Example
The latest edition of the magazine sold out quickly.
La última edición de la revista se vendió rápidamente.
C1 adjective ɪˈθɪə.ri.əl

ethereal

celestial, delicado, sobrenatural
Meaning
Extremely delicate and light in a way that seems too perfect for this world.
Example
Her voice had an ethereal quality.
Su voz tenía una calidad etérea.
B2 noun /ˈɛseɪ/

essay

ensayo
Meaning
A short piece of writing on a particular subject.
Example
She wrote an essay about climate change.
Ella escribió un ensayo sobre el cambio climático.
C2 noun /ˈɪrˌʃɑːt/

earshot

rango de audición
Meaning
the range or distance within which a sound can be heard
Example
The children whispered secrets out of earshot of their parents.
Los niños susurraron secretos fuera del alcance de los padres.
C2 noun /ɪˌkwɪvəˈkeɪʃən/

equivocation

uso de lenguaje ambiguo
Meaning
The use of ambiguous language to conceal the truth or to avoid committing oneself.
Example
The politician’s equivocation frustrated voters who wanted a clear answer.
La equivocación del político frustró a los votantes que querían una respuesta clara.
C1 noun /ɪɡˈzɛkjətər/

executor

ejecutor de testamento
Meaning
A person appointed to carry out the terms of someone's will after their death.
Example
The executor managed the estate according to the deceased’s wishes.
El ejecutor gestionó la propiedad según los deseos del fallecido.
C2 adjective ˈɛr.jʊ.daɪt

erudite

erudito o sabio
Meaning
Having or showing great knowledge or learning; scholarly and intellectual.
Example
The professor's erudite lecture fascinated the students.
La conferencia erudita del profesor fascinó a los estudiantes.
B1 noun /ɪkˈsep.ʃən/

Exception

excepción
Meaning
a person or thing that is excluded from a general statement or does not follow a rule
Example
Most students passed the exam, with the exception of a few who were absent.
La mayoría de los estudiantes aprobó el examen, con la excepción de algunos que estaban ausentes.
A2 adjective /ˈeksələnt/

Excellent

excelente; sobresaliente; superior;
Meaning
extremely good; outstanding; superior
Example
She received excellent grades in all her subjects.
Ella recibió excelentes calificaciones en todas sus materias.
C1 adjective /ɪˈklɛktɪk/

eclectic

ecléctico
Meaning
Selecting or deriving ideas, styles, or tastes from a broad and diverse range of sources.
Example
Her taste in music is eclectic, ranging from classical to hip-hop.
Su gusto en música es ecléctico, que abarca desde la música clásica hasta el hip-hop.
B2 noun ˈekwɪti

equity

equidad
Meaning
The value of the shares issued by a company.
Example
Owning equity in a company can yield significant returns.
Poseer acciones en una empresa puede generar rendimientos significativos.
C2 verb /ɛmˈbleɪzən/

emblazon

adornar de manera destacada
Meaning
To decorate or display something in a noticeable or impressive way.
Example
The team's logo was emblazoned on their uniforms.
El logotipo del equipo estaba emblemazado en sus uniformes.
C1 verb ɪɡˈzæsərbeɪt

exacerbate

agravar
Meaning
To make a problem, bad situation, or negative feeling worse.
Example
Climate change exacerbates flooding issues.
El cambio climático agrava los problemas de inundación.
B1 adjective /ˌɛdjuˈkeɪʃənl/

educational

educativo
Meaning
Relating to the provision of education or having an educative effect.
Example
The journey was an educational experience.
El viaje fue una experiencia educativa.
C1 verb /ˈɛkˌsaɪz/

excise

extirpar
Meaning
to cut out or remove completely, often by surgery
Example
The surgeon excised the tumor successfully.
El cirujano extirpó el tumor con éxito.
C1 verb /ɜːr/

err

errar
Meaning
to make a mistake or be incorrect
Example
To err is human, to forgive divine.
Errar es humano, perdonar es divino.
C1 verb ˈɛk.spɪ.daɪt

expedite

acelerar
Meaning
Make an action or process happen sooner or be accomplished more quickly.
Example
The government took steps to expedite the approval process.
El gobierno tomó medidas para acelerar el proceso de aprobación.
C2 noun /ɪnˈkʌmbrəns/

encumbrance

carga / obstáculo
Meaning
a burden or obstacle that makes progress or movement difficult
Example
Debt can become a serious encumbrance in life.
La deuda puede convertirse en una carga seria en la vida.
C2 verb /ɪnˈræptʃər/

enrapture

fascinar
Meaning
To fill someone with great delight or joy.
Example
The beautiful music enraptured the audience.
La hermosa música fascinó a la audiencia.
C2 noun /ˈɛpɪˌsaɪkl/

epicycle

círculo epícyclico
Meaning
a small circle whose center moves around the circumference of a larger one, used in ancient astronomy
Example
The concept of the epicycle was used to explain planetary motion.
El concepto del epiciclo se utilizó para explicar el movimiento planetario.
C2 noun /ɪˈfʌldʒəns/

effulgence

resplandor
Meaning
Brilliant radiance or shining brightness.
Example
The effulgence of the sunrise lit up the entire valley.
El resplandor del amanecer iluminó todo el valle.
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

etiología
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
Los médicos están estudiando la etiología del nuevo virus.
B2 noun ɪˈmɪʃ.ən

emission

emisión
Meaning
The release or discharge of gases, particles, or other substances into the environment.
Example
Car manufacturers are reducing carbon emissions.
Los fabricantes de automóviles están reduciendo las emisiones de carbono.
C1 noun /ɪˌlæbəˈreɪʃən/

elaboration

elaboración / explicación detallada
Meaning
the process of adding more detail or expanding on something
Example
The teacher appreciated the student's elaboration of the topic.
El maestro apreció la elaboración del tema por parte del estudiante.
B1 noun ɪˈməʊʃənz

emotions

emociones
Meaning
Strong feelings deriving from one's circumstances, mood, or relationships with others.
Example
Emotions ran high during the protests.
Las emociones fueron altas durante las protestas.
C1 adjective /ɪnˈdjʊər.ə.bəl/

Endurable

soportable
Meaning
able to be endured; bearable; tolerable
Example
The pain was endurable with proper medication.
El dolor era soportable con la medicación adecuada.
C1 adverb ɪkˌsperɪˈmentəli

experimentally

experimentalmente
Meaning
In a way that is based on or derived from experiment and observation rather than theory.
Example
Bose demonstrated findings experimentally.
Bose demostró los hallazgos experimentalmente.
C2 noun /ˌɛksɪˈɡjuːɪti/

exiguity

escasez
Meaning
the quality of being scanty or meager in amount
Example
The exiguity of resources made the project difficult to complete.
La escasez de recursos hizo que el proyecto fuera difícil de completar.
B2 noun ɪˈfɪʃ.ən.si

efficiency

eficiencia
Meaning
The state or quality of being efficient; achieving maximum productivity with minimum wasted effort or expense.
Example
Efficiency in communication is crucial for businesses.
La eficiencia en la comunicación es crucial para los negocios.
B2 verb /ɪmˈbɑːrkɪŋ/

embarking

empezando un viaje
Meaning
Beginning a journey or enterprise.
Example
The group is embarking on a long journey.
El grupo está empezando un largo viaje.
B1 verb ɪkˈspændɪd

expanded

expandido
Meaning
Made or become larger or more extensive.
Example
Expanded opportunities in education can transform lives.
Las oportunidades expandidas en la educación pueden transformar vidas.
C1 noun /ɪmˈbɑː.ɡoʊ/

embargo

embargo comercial
Meaning
A trade ban, restriction, or prohibition imposed by a government or international organization on a country.
Example
The UN imposed an embargo on arms exports.
La ONU impuso un embargo a las exportaciones de armas.
B1 verb /ɪkˈspɪəriənsɪŋ/

experiencing

experimentando
Meaning
Encountering or undergoing an event or occurrence.
Example
The travelers are experiencing the thrill of adventure.
Los viajeros están experimentando la emoción de la aventura.
C1 adjective /ˌiːɡoʊˈsentrɪk/

egocentric

egocéntrico
Meaning
thinking only about yourself and not about others
Example
His egocentric behavior annoyed everyone at the meeting.
Su comportamiento egocéntrico molestó a todos en la reunión.
C2 verb /ɪnˈkʌmbər/

encumber

cargar
Meaning
to burden or weigh down something, making it difficult to move or progress
Example
She was encumbered by the heavy luggage during her journey.
Ella estaba cargada por el equipaje pesado durante su viaje.
B1 adjective /ɪnˈkɝr.ɪ.dʒɪŋ/

Encouraging

alentador; motivador
Meaning
giving support or confidence; inspiring; motivating
Example
The teacher's encouraging words motivated the students.
Las palabras alentadoras del maestro motivaron a los estudiantes.
C2 verb /ɛksˈproʊprieɪt/

expropriate

expropiar
Meaning
To take property from its owner, especially by authority or for public use.
Example
The government decided to expropriate the land for a new highway.
El gobierno decidió expropiar la tierra para una nueva carretera.
B2 noun /ɪɡˈzæmɪnər/

examiner

examinador
Meaning
A person who tests or inspects knowledge, skills, or qualifications
Example
The examiner reviewed each student's answer sheet carefully.
El examinador revisó cuidadosamente la hoja de respuestas de cada estudiante.
C2 noun /ˌɛləˈkjuːʃn/

elocution

elocuencia
Meaning
The skill of clear and expressive speech, especially in public speaking.
Example
She improved her elocution through constant practice.
Ella mejoró su elocuencia mediante la práctica constante.
C1 adjective ɪkˈskwɪzɪt

exquisite

exquisito
Meaning
Extremely beautiful and delicate.
Example
The exquisite craftsmanship of the watch made it a collector's item.
La exquisita habilidad artesanal del reloj lo convirtió en un artículo de coleccionista.
C1 noun ɪkˌstræp.əˈleɪ.ʃən

extrapolation

extrapolación
Meaning
The action of estimating or concluding something by assuming that existing trends will continue.
Example
His extrapolation of market trends helped in financial planning.
Su extrapolación de las tendencias del mercado ayudó en la planificación financiera.