electromagnetic
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C1 adjective ɪˌlektrəʊmæɡˈnetɪk

electromagnetic

electromagnético
Meaning
Relating to both electricity and magnetism or their interaction.
Example
Electromagnetic forces repel protons.
Las fuerzas electromagnéticas repelen los protones.
C1 noun /ɪkˌsperɪˈmɛnteɪʃən/

experimentation

experimentación
Meaning
The process of performing a scientific procedure to make a discovery, test a hypothesis, or demonstrate a known fact.
Example
Experimentation leads to groundbreaking products.
La experimentación conduce a productos innovadores.
A1 adjective /ˈevri/

Every

cada; todos; sin excepción
Meaning
each one; all; without exception
Example
Every student must complete their homework.
Cada estudiante debe completar su tarea.
A2 adjective /ɪˌlɛkˈtrɒnɪk/

electronic

electrónico
Meaning
Operating with or produced by the use of electronic devices.
Example
She bought an electronic keyboard for her music lessons.
Ella compró un teclado electrónico para sus lecciones de música.
B2 verb /ɪkˈspɛl/

expel

expulsar
Meaning
to officially force someone to leave a place or organization
Example
The student was expelled from school for misconduct.
El estudiante fue expulsado de la escuela por mala conducta.
C1 adjective /ˌɛk.spəˈnɛn.ʃəl/

exponential

crecimiento rápido o expansión a un ritmo creciente
Meaning
Rapid growth or expansion at an increasing rate
Example
Technology is advancing at an exponential rate.
La tecnología está avanzando a un ritmo exponencial.
A1 noun /ˈiːv.nɪŋ/

evening

tarde
Meaning
the part of the day between afternoon and night
Example
We went for a walk in the cool evening.
Fuimos a caminar en la fresca tarde.
C1 noun /ˌɛkstrəˈdɪʃən/

extradition

extradición
Meaning
the official process of sending someone accused of a crime to another country or state
Example
The extradition of the suspect was delayed due to legal issues.
La extradición del sospechoso se retrasó debido a problemas legales.
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 adjective /ɪˈluːsɪv/

elusive

difícil de encontrar
Meaning
Difficult to find, catch, or achieve; hard to understand or define.
Example
The solution to the problem proved elusive.
La solución al problema resultó difícil de encontrar.
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 /ˈɛkskəˌveɪt/

excavate

felicidad
Meaning
to dig out or remove earth carefully, often for building or archaeological purposes
Example
The workers excavated the site to prepare for construction.
No pudo esconder su felicidad cuando recibió el premio.
C2 verb /ɛnˈdʒɔɪn/

enjoin

ordenar, prohibir
Meaning
to instruct or urge someone to do something; to prohibit legally
Example
The judge enjoined the company from continuing its activities.
El juez prohibió a la empresa continuar con sus actividades.
A2 adverb /ɪɡˈzækt.li/

Exactly

precisamente; exactamente; en completo acuerdo
Meaning
precisely; accurately; in complete agreement
Example
Tell me exactly what happened during the meeting.
Dime exactamente qué pasó durante la reunión.
B1 noun ɪˈkwɒl.ə.ti

equality

igualdad
Meaning
The state of being equal, especially in status, rights, and opportunities.
Example
Equality in education is a key goal.
La igualdad en la educación es un objetivo clave.
C2 adjective /ɪˈfjuːsɪv/

effusive

efusivo
Meaning
Expressing feelings of gratitude, pleasure, or approval in an unrestrained or heartfelt manner.
Example
She gave him an effusive welcome after his long journey.
Ella le dio una bienvenida efusiva después de su largo viaje.
C2 adjective /ɪˈbʊliənt/

ebullient

exuberante
Meaning
cheerful and full of energy
Example
She was ebullient after receiving the good news.
Ella estaba exuberante después de recibir la buena noticia.
C1 verb /ɪˈleɪt/

elate

alegrar
Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
El éxito del proyecto alegró a todo el equipo.
C1 noun ɪˌræd.ɪˈkeɪ.ʃən

eradication

erradicación
Meaning
The complete destruction or elimination of something unwanted.
Example
Carbon eradication is a key goal of the project.
La erradicación del carbono es una meta clave del proyecto.
C2 noun /ɪɡˈzækʃən/

exaction

exacción
Meaning
the act of demanding or obtaining something, especially unfairly
Example
The peasants suffered under the king's heavy exactions.
Los campesinos sufrieron bajo las severas exacciones del rey.
A1 adjective /ˈiː.vən/

Even

plano; uniforme; nivelado
Meaning
flat and smooth; equal or uniform; level
Example
The surface was completely even and smooth.
La superficie estaba completamente nivelada y lisa.
B2 verb /ɪɡˈzædʒəˌreɪt/

exaggerate

exagerar
Meaning
to describe something as better, worse, or more important than it really is
Example
He tends to exaggerate his achievements.
Él tiende a exagerar sus logros.
B1 noun /ˈel.boʊ/

Elbow

codo
Meaning
the joint between the forearm and the upper arm
Example
He hurt his elbow while playing tennis.
Se lastimó el codo mientras jugaba al tenis.
C1 noun /ˈɒntreɪ/ (UK), /ˈɑːntreɪ/ (US)

entree

plato principal
Meaning
The main course of a meal (US); the right to enter or access (formal).
Example
The restaurant’s signature steak was served as the main entree.
El filete característico del restaurante se sirvió como plato principal.
C2 verb /ˈɛnərˌveɪt/

enervate

debilitar
Meaning
To weaken or drain someone of strength or vitality.
Example
The long hours of work enervated him.
Las largas horas de trabajo lo debilitaron.
C2 noun /ɪˈskʌtʃən/

escutcheon

escudo o emblema con un escudo de armas
Meaning
a shield or emblem bearing a coat of arms
Example
The family crest was displayed on the escutcheon above the fireplace.
El emblema familiar estaba exhibido en el escudo sobre la chimenea.
C2 verb /ˌɛvəˈnɛs/

evanesce

desvanecerse
Meaning
To disappear gradually; to fade away.
Example
The mist began to evanesce as the sun rose higher.
La niebla comenzó a desvanecerse a medida que el sol subía más alto.
B2 adverb /ɪkˈstɜrnəli/

externally

externamente
Meaning
in a way that relates to the outer surface or outside appearance
Example
The building appeared externally modern, but inside it was quite old-fashioned.
El edificio parecía externamente moderno, pero por dentro era bastante anticuado.
B2 noun /ɪkˈskɜː.ʃən/

Excursion

excursión; viaje corto
Meaning
a short journey or trip, especially one engaged in as a leisure activity
Example
The school organized an excursion to the science museum for all students.
La escuela organizó una excursión al museo de ciencias para todos los estudiantes.
C2 noun /ˈɪəri/

eyry

nido de ave rapaz
Meaning
an alternative spelling of eyrie; a nest of a bird of prey
Example
The falcon guarded its eyry fiercely.
El halcón protegió su nido ferozmente.
C2 noun /ɪˈlɪziəm/

elysium

elíseo
Meaning
A place or state of perfect happiness; in Greek mythology, the afterlife paradise.
Example
For her, the garden was a personal elysium.
Para ella, el jardín era un elíseo personal.
A2 noun ɪnˈvaɪ.rən.mənt

environment

medio ambiente
Meaning
The surroundings or conditions in which a person, animal, or plant lives or operates.
Example
Protecting the environment is crucial for future generations.
Proteger el medio ambiente es crucial para las futuras generaciones.
C2 noun /ɪkˈskrɛsəns/

excrescence

crecimiento anómalo
Meaning
An abnormal outgrowth or lump, often considered unattractive.
Example
The building was considered an excrescence on the landscape.
El edificio fue considerado una excrescencia en el paisaje.
B1 verb /ɪkˈspænd/

expand

expandir
Meaning
To increase in size, number, or importance.
Example
The company plans to expand its operations into new markets.
La empresa planea expandir sus operaciones a nuevos mercados.
C1 verb /ɪnˈtaɪs/

entice

atraer
Meaning
to attract or tempt someone by offering something appealing
Example
The advertisement was designed to entice customers into the store.
El anuncio fue diseñado para atraer a los clientes a la tienda.
C2 adjective /ˈɛnərˌveɪtɪd/

enervated

agotado
Meaning
Lacking energy, vitality, or strength; weakened or exhausted.
Example
After the long meeting, she felt completely enervated.
Después de la larga reunión, se sintió completamente agotada.
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

exageración
Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
Su historia sobre el pez que atrapó era claramente una exageración.
A2 adjective /ɪmˈbærəst/

embarrassed

avergonzado
Meaning
feeling awkward, ashamed, or self-conscious about something
Example
He felt embarrassed when he forgot her name.
Se sintió avergonzado cuando olvidó su nombre.
B2 adverb /ɪˈsɛnʃəli/

essentially

esencialmente
Meaning
Used to emphasize the basic or fundamental nature of something.
Example
The two plans are essentially the same.
Los dos planes son esencialmente lo mismo.
B1 noun /ˈen.tri/

Entry

entrada; inscripción
Meaning
an act of going or coming in; an item written or printed in a record
Example
His entry into the competition was submitted just before the deadline.
Su entrada en la competencia fue presentada justo antes de la fecha límite.
C1 noun /ɪˈlɪpsɪs/

ellipsis

elipsis
Meaning
The omission of words in a sentence, represented by three dots (...).
Example
The writer used an ellipsis to show that part of the quote was omitted.
El escritor utilizó una elipsis para mostrar que se omitió parte de la cita.
C2 noun /ɛmˈpɪrɪˌsɪzəm/

empiricism

empirismo
Meaning
the theory that all knowledge is derived from sense-experience
Example
Empiricism argues that knowledge comes from experience and observation.
El empirismo sostiene que el conocimiento proviene de la experiencia y la observación.
C2 adjective /ˈɛdɪfaɪɪŋ/

edifying

edificante
Meaning
Providing moral or intellectual instruction or enlightenment.
Example
The documentary was both entertaining and edifying.
El documental fue tanto entretenido como edificante.
B2 verb /ɪˈlɛkt/

elect

elegir
Meaning
To choose someone for a position or office by voting.
Example
The citizens elected a new president.
Los ciudadanos eligieron a un nuevo presidente.
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.
C2 verb /ɪnˈsnɛər/

ensnare

atrapar
Meaning
to catch or trap, often by trickery or deceit
Example
The hunter ensnared the rabbit with a net.
El cazador atrapó al conejo con una red.
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.
B1 verb /ɪmˈplɔɪ/

employ

emplear
Meaning
to hire someone to do a job; to use something effectively
Example
The company plans to employ more engineers next year.
La empresa planea emplear más ingenieros el próximo año.
B1 adverb /ɪˈfɛktɪvli/

effectively

efectivamente
Meaning
in a way that produces the desired result; efficiently and successfully
Example
The team worked together effectively to finish the project on time.
El equipo trabajó juntos efectivamente para terminar el proyecto a tiempo.
A2 noun /ɪˈkɒn.ə.mi/

economy

economía
Meaning
The wealth and resources of a country or region.
Example
A stable economy is essential for national growth.
Una economía estable es esencial para el crecimiento nacional.
C1 noun /ɪkˈstriː.mɪst/

Extremist

extremista
Meaning
a person who holds extreme political or religious views
Example
The government is taking measures to prevent extremist activities.
El gobierno está tomando medidas para prevenir actividades extremistas.
C1 noun /ˈɛn.kleɪv/

enclave

enclave
Meaning
a distinct area or group enclosed within a larger one
Example
The city has a small Italian enclave where traditions are preserved.
La ciudad tiene un pequeño enclave italiano donde se preservan las tradiciones.
C1 noun /ˌiː.kəˈnɒm.ɪk dɪˈspær.ɪ.ti/

Economic Disparity

disparidad económica
Meaning
The unequal distribution of income and opportunity between different groups in society.
Example
Addressing economic disparity is crucial for social stability.
Abordar la disparidad económica es crucial para la estabilidad social.
C1 adjective ɪmˈpɪr.ɪ.kəl

empirical

empírico o basado en la experiencia
Meaning
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example
Scientific research relies on empirical evidence.
La investigación científica depende de la evidencia empírica.
B2 verb /ɪmˈbɒdi/

embody

encarnar
Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
Ella encarna el espíritu de generosidad.
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.
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.
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.
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.
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.
B1 adjective /ɪkˈstendɪd/

extended

ampliado
Meaning
longer or larger than usual; continuing for a longer time
Example
They took an extended vacation in Europe this summer.
Tomaron unas vacaciones ampliadas en Europa este verano.
C1 adjective /ɪkˈstreɪ.ni.əs/

extraneous

irrelevante
Meaning
Not directly related or essential to the matter at hand; irrelevant.
Example
The editor removed extraneous details from the report.
El editor eliminó detalles irrelevantes del informe.
B1 adjective /ɪkˈspɛktɪd/

expected

esperado
Meaning
Regarded as likely to happen; anticipated or predicted.
Example
The unemployment rate is expected to decline further.
Se espera que la tasa de desempleo disminuya aún más.
C1 verb /ɪnˈlaɪvən/

enliven

animar
Meaning
to make something more lively, interesting, or cheerful
Example
Her jokes helped enliven the dull meeting.
Sus bromas ayudaron a animar la aburrida reunión.
C1 adjective /ɪˈrɒtɪk/

erotic

erótico
Meaning
relating to or tending to arouse sexual desire or excitement
Example
The novel contained several erotic scenes.
La novela contenía varias escenas eróticas.
C2 verb /ˈek.stər.peɪt/

extirpate

extirpar
Meaning
to completely remove or destroy something unwanted
Example
The government launched a program to extirpate corruption from public offices.
El gobierno lanzó un programa para extirpar la corrupción de las oficinas públicas.
C2 noun /ɪˈbʊliəns/

ebullience

exuberancia
Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
El entusiasmo de la profesora inspiró a sus estudiantes.
B1 adverb /ˈɛlswɛr/

elsewhere

en otro lugar
Meaning
In, at, or to some other place.
Example
If you can’t find it here, try looking elsewhere.
Si no puedes encontrarlo aquí, prueba buscando en otro lugar.
B1 noun ˈem.fə.sɪs

emphasis

énfasis
Meaning
Special importance, value, or prominence given to something; stress laid on a particular point or aspect.
Example
The speaker placed emphasis on sustainable development.
El orador dio énfasis al desarrollo sostenible.
B2 noun ɪnˈɡeɪdʒɪŋ ˈlɜːrnɪŋ ɪkˈspɪəriənsɪz

engaging learning experiences

experiencias de aprendizaje atractivas
Meaning
Interactive and immersive educational activities that capture students' attention and actively involve them in the learning process.
Example
Digital tools create engaging learning experiences.
Las herramientas digitales crean experiencias de aprendizaje atractivas.
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.
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 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.
B1 noun /ˈempaɪər/

empire

imperio
Meaning
a group of countries or regions controlled by one ruler or government
Example
The Roman Empire lasted for centuries.
El Imperio Romano duró siglos.
C1 verb /ɪˈlæps/

elapse

transcurrir
Meaning
to pass or go by, usually referring to time
Example
Several hours elapsed before he finally returned home.
Pasaron varias horas antes de que él finalmente regresara a casa.
C2 adjective /juːˈdʒɛnɪk/

eugenic

eugenésico
Meaning
Relating to or aiming at improving the genetic quality of a population.
Example
In the early 20th century, some scientists supported eugenic policies.
A principios del siglo XX, algunos científicos apoyaron las políticas eugenésicas.
C2 verb /ɪkˈstɛnjueɪt/

extenuate

atenuar
Meaning
to make an offense, fault, or situation seem less serious by providing an excuse or explanation
Example
The lawyer tried to extenuate his client's actions by highlighting his difficult childhood.
El abogado trató de atenuar las acciones de su cliente destacando su difícil infancia.
B2 verb /ɪˈreɪs/

erase

borrar
Meaning
to remove completely; to delete or wipe out
Example
Use an eraser to erase the pencil marks.
Usa un borrador para borrar las marcas de lápiz.
C1 noun /ɪˈnɪɡ.mə/

enigma

enigma
Meaning
A person or thing that is mysterious, puzzling, or difficult to understand.
Example
Life remains an enigma to many.
La vida sigue siendo un enigma para muchos.
B2 noun /ɪnˌsaɪkləˈpiːdiə/

encyclopedia

enciclopedia
Meaning
a book or set of books containing information on many subjects, usually arranged alphabetically
Example
She used an encyclopedia to complete her school project.
Ella usó una enciclopedia para completar su proyecto escolar.
C1 verb /ɪnˈreɪdʒ/

enrage

enfurecer
Meaning
To make someone extremely angry.
Example
His unfair remarks enraged the audience.
Sus comentarios injustos enfurecieron a la audiencia.
C1 verb /ɪˈnʌnsieɪt/

enunciate

enunciar
Meaning
to pronounce words clearly; to express an idea clearly
Example
The teacher asked him to enunciate each word.
El maestro le pidió que enunciara cada palabra.
A2 adverb /ˈiːzɪli/

Easily

fácilmente; sin dificultad
Meaning
without difficulty; in a simple or effortless manner
Example
She easily solved the math problem in minutes.
Ella resolvió el problema de matemáticas fácilmente en minutos.
B2 noun ˈikoʊ ˈfrɛndli tɛkˈnɑləʤiz

eco-friendly technologies

tecnologías ecológicas
Meaning
Technologies that are designed to minimize environmental impact and promote sustainability.
Example
Eco-friendly technologies can mitigate pollution.
Las tecnologías ecológicas pueden mitigar la contaminación.
B1 adjective /ɪkˈspɪəriənst/

experienced

experimentado
Meaning
having knowledge or skill in a particular field gained through experience
Example
She is an experienced teacher who knows how to handle difficult students.
Ella es una profesora experimentada que sabe cómo manejar a estudiantes difíciles.
C2 adjective /ˈɛksplɪkəbəl/

explicable

explicable
Meaning
able to be explained or understood
Example
His sudden anger was explicable given the stressful situation.
Su enojo repentino fue explicable dada la situación estresante.
B1 verb /ˌɛntərˈteɪn/

entertain

entretener
Meaning
to provide amusement, enjoyment, or hospitality to others
Example
The comedian entertained the audience with his jokes.
El comediante entretuvo al público con sus chistes.
C1 noun /ɪɡˈzuːbərəns/

exuberance

exuberancia
Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
Su exuberancia hizo que todo el equipo se sintiera motivado.
B2 verb /ɪˈnækt/

enact

promulgar
Meaning
to make into law; to perform or act out
Example
The government decided to enact a new policy on education.
El gobierno decidió promulgar una nueva política sobre educación.
B2 noun /ˈes.əns/

Essence

esencia
Meaning
the intrinsic nature or indispensable quality of something
Example
The essence of good teaching is the ability to inspire students.
La esencia de una buena enseñanza es la capacidad de inspirar a los estudiantes.
C1 noun /ɪnˈkrəʊtʃmənt/

encroachment

intrusión
Meaning
the act of gradually intruding or taking over someone’s rights, land, or space
Example
The villagers protested against the encroachment on their farmland.
Los aldeanos protestaron contra la intrusión en sus tierras agrícolas.
C2 verb /ɪkˈspɒstjʊleɪt/

expostulate

expresar desacuerdo
Meaning
to express strong disapproval or disagreement
Example
She expostulated with her friend about the risky decision.
Ella expuso su desacuerdo con su amigo sobre la decisión arriesgada.
B2 verb /ɪmˈbreɪs/

embrace

abrazar
Meaning
to hold someone closely in your arms; to accept willingly
Example
She embraced her friend at the airport.
Ella abrazó a su amiga en el aeropuerto.
B2 noun ˌeksplɔɪˈteɪʃən

exploitation

explotación
Meaning
The action of making use of and benefiting from resources, often in an unfair or selfish way.
Example
Exploitation of marine resources has led to significant damage.
La explotación de los recursos marinos ha causado daños significativos.
C2 noun /ˈiːɡlət/

eaglet

aguilucho
Meaning
A young eagle.
Example
The eaglet waited in the nest for its mother to return.
El aguilucho esperó en el nido a que su madre regresara.
A1 verb /ˈiːtɪŋ/

eating

comer
Meaning
the act of consuming food
Example
They were eating dinner when the phone rang.
Cuando sonó el teléfono, ellos estaban comiendo la cena.
A2 noun /ɛmˈplɔɪ.iː/

employee

empleado
Meaning
A person who works for an organization or company in return for payment.
Example
The company values each employee's contribution to its success.
La empresa valora la contribución de cada empleado a su éxito.
C1 noun /ɪkˈspʌlʃən/

expulsion

expulsión
Meaning
The act of forcing someone to leave a place, especially a school or country.
Example
His constant misbehavior led to his expulsion from school.
Su comportamiento constante llevó a su expulsión de la escuela.
A2 noun /ɪˌlɛkˈtrɪsɪti/

electricity

electricidad
Meaning
A form of energy resulting from the existence of charged particles.
Example
The storm caused a power cut and we had no electricity.
La tormenta causó un corte de energía y no teníamos electricidad.
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.
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.
B1 noun /ɪkˈspens/

Expense

gasto; desembolso;
Meaning
the cost required for something; money spent on something
Example
The travel expense for the business trip was covered by the company.
El gasto de viaje para el viaje de negocios fue cubierto por la empresa.
C1 verb /ɪˈloʊp/

elope

escaparse para casarse
Meaning
to run away secretly in order to get married, especially without parental consent
Example
The young couple decided to elope to another city.
La joven pareja decidió escaparse a otra ciudad para casarse.
C2 noun /ɪˈfɛmɪnəsi/

effeminacy

efeminidad
Meaning
The quality of showing traits traditionally associated with women, such as delicacy or softness.
Example
In ancient times, effeminacy was often criticized as a sign of weakness.
En tiempos antiguos, la efeminidad a menudo era criticada como signo de debilidad.
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.
C2 noun /ɪɡˈzɔːrbɪtəns/

exorbitance

exorbitancia
Meaning
The quality of being excessive, unreasonable, or going beyond proper limits.
Example
The exorbitance of the hotel's prices shocked the tourists.
La exorbitancia de los precios del hotel sorprendió a los turistas.
C1 noun /ˈɛdɪfɪs/

edifice

edificio
Meaning
A large, impressive building or structure.
Example
The museum is an impressive edifice in the city center.
El museo es un impresionante edificio en el centro de la ciudad.
C2 noun /ˈeb.taɪd/

Ebb-tide

baja de marea
Meaning
the movement of the tide out to sea; a time when the sea level is falling
Example
During ebb-tide, we could walk further out on the beach.
Durante la baja de marea, podíamos caminar más lejos en la playa.
C1 adjective ɛnˈdɛm.ɪk

endemic

endémico
Meaning
Native and restricted to a certain place.
Example
The Bengal tiger is endemic to the Indian subcontinent.
El tigre de Bengala es endémico del subcontinente indio.
C2 verb /ɛnˈfiːbəl/

enfeeble

debilitar
Meaning
To make weak or feeble; to deprive of strength.
Example
The long illness enfeebled the old man.
La larga enfermedad debilitó al anciano.
C1 verb /iːk/

eke

hacer durar
Meaning
to make a small amount of something last longer by using it sparingly
Example
The family tried to eke out their savings during the tough months.
La familia intentó hacer durar sus ahorros durante los meses difíciles.
C1 adjective /ɪnˈθrɔː.lɪŋ/

enthralling

fascinante
Meaning
Captivating and holding one's attention completely; fascinating.
Example
The movie was enthralling, keeping the audience engaged till the end.
La película fue fascinante, manteniendo al público cautivado hasta el final.
B1 noun /ˌek.sɪˈbɪʃ.ən/

Exhibition

exhibición
Meaning
a public display of works of art or other items of interest
Example
The art exhibition featured paintings from local artists throughout the region.
La exposición de arte presentó pinturas de artistas locales de toda la región.
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

exaltar
Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
La vista de la montaña exaltó a los viajeros.
C2 verb /ɪˈfjuːz/

effuse

derramar
Meaning
To pour out or express feelings freely and openly.
Example
She effused gratitude for the help she received.
Ella derramó gratitud por la ayuda que recibió.
B2 adjective /ˈɛv.ə.ɡriːn/

evergreen

siempreverde
Meaning
Remaining green and functional throughout the year; not shedding leaves seasonally.
Example
Evergreen trees like pine and fir stay green year-round.
Los árboles siempreverdes como el pino y el abeto permanecen verdes durante todo el año.
B2 noun /ˌek.spɪˈdɪʃ.ən/

Expedition

expedición
Meaning
a journey undertaken by a group of people with a particular purpose; organized trip for exploration
Example
The mountain climbing expedition required months of careful planning and preparation.
La expedición de escalada de montaña requirió meses de planificación y preparación cuidadosa.
B2 verb /ɪkˈspaɪər/

expire

expirar
Meaning
to come to an end, especially a period of validity or life
Example
My passport will expire next month.
Mi pasaporte expirará el próximo mes.
B1 adverb /ɪnˈtaɪərli/

Entirely

totalmente; completamente
Meaning
completely; wholly; fully
Example
The building was entirely destroyed in the fire.
El edificio fue completamente destruido en el incendio.
B2 noun /ˌek.əˈnɒm.ɪk səˌsteɪ.nəˈbɪl.ə.ti/

economic sustainability

sostenibilidad económica
Meaning
The ability of an economy to support a defined level of economic production indefinitely.
Example
Economic sustainability drives long-term growth.
La sostenibilidad económica impulsa el crecimiento a largo plazo.
B2 noun /ɪˈmɜːrdʒəns/

emergence

emergencia
Meaning
the process of coming into view, existence, or prominence
Example
The emergence of new technologies has transformed communication.
La emergencia de nuevas tecnologías ha transformado la comunicación.