ecology
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B2 noun /iˈkɒl.ə.dʒi/

ecology

Meaning
the study of how living things interact with each other and their environment
Example
Ecology helps us understand how pollution affects animals and plants.
B2 noun /ˈaɪ.bɔːl/

Eyeball

Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
B2 noun /ɪmˈpaʊə.mənt/

empowerment

Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
B2 noun /ˈɛmɪɡrənt/

emigrant

Meaning
A person who leaves their own country to settle permanently in another.
Example
The emigrant started a new life in Canada.
B2 verb /ɪkˈskleɪm/

exclaim

Meaning
to cry out suddenly in surprise, strong emotion, or excitement
Example
She exclaimed with joy when she saw the gift.
B2 verb /ɪˈvoʊk/

evoke

Meaning
to bring a feeling, memory, or image into the mind
Example
The old song evoked memories of her childhood.
B2 adjective /ɪkˈstɪr.i.ər/

Exterior

Meaning
relating to the outside part or surface of something; outer
Example
The exterior of the building was painted in bright colors.
B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

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.
B2 adjective /ˌɛm.pəˈθɛ.tɪk/

empathetic

Meaning
Showing ability to understand and share feelings of others.
Example
She was empathetic towards her friend's struggles.
B2 noun /iˈkɒlədʒɪst/

ecologist

Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
B2 adjective /ɪˈmɜːrdʒɪŋ/

emerging

Meaning
becoming known, developing, or starting to exist
Example
Bangladesh is one of the fastest emerging economies in the world.
B2 verb /ɪnˈrɪtʃ/

enrich

Meaning
To improve or enhance the quality or value of something.
Example
Space exploration enriches human understanding.
B2 noun /ˌɛkspɜːˈtiːz/

expertise

Meaning
Expert knowledge or skill in a particular area.
Example
His expertise in graphic design is widely recognized.
B2 verb /ɪnˈkʌmpəs/

encompass

Meaning
To include comprehensively; to surround or encircle.
Example
The project will encompass all aspects of rural development.
B2 noun /ˈɜːθ.wɜːm/

Earth-worm

Meaning
a segmented worm that lives in soil and helps decompose organic matter
Example
The gardener was happy to find many earthworms in the soil.
B2 noun /ˈem.ər.əld/

Emerald

Meaning
a bright green precious stone used in jewelry
Example
The emerald necklace sparkled in the sunlight.
B2 adjective /ˌiːkəˈnɒmɪkl/

economical

Meaning
Careful in the use of resources; providing good value or efficiency.
Example
Driving a hybrid car is economical in the long run.
B2 verb /ɪˈvɑːlv/

evolve

Meaning
to develop gradually, especially into a more complex or advanced state
Example
Over time, the company evolved into a global brand.
B2 verb /ɪnˈdɔːrs/

endorse

Meaning
To give approval or support to someone or something; to publicly recommend.
Example
The celebrity endorsed the new skincare product.
B2 noun /ɪkˈsploʊʒən/

explosion

Meaning
a violent burst or release of energy, often causing damage and noise
Example
The explosion shook the entire neighborhood.
B2 verb /ɪnˈdjʊər/

endure

Meaning
to suffer something difficult or unpleasant patiently
Example
He had to endure years of hardship before achieving success.
B2 adjective ˌiːkəˈlɒdʒɪkəl

ecological

Meaning
Relating to ecology or the environment.
Example
Deforestation threatens the ecological balance of the planet.
B2 noun /ɪmˈbærəsmənt/

embarrassment

Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
B2 verb /ɪkˈsɛl/

excel

Meaning
to be exceptionally good at or proficient in an activity or subject
Example
She always tries to excel in her studies.
B2 adjective /ɪnˈtaɪtəld/

entitled

Meaning
having the right to do or have something; feeling deserving of special treatment
Example
Employees are entitled to paid leave.
B2 noun /ˈen.tə.praɪz/

Enterprise

Meaning
a project or undertaking, especially a bold or complex one
Example
The space exploration enterprise required years of planning and preparation.
B2 noun /ɪkˈses/

Excess

Meaning
an amount of something that is more than necessary, permitted, or desirable
Example
The excess food from the party was donated to the local shelter.
B2 adjective /ɪkˈskluːdɪd/

Excluded

Meaning
not included; left out; barred from participation
Example
He felt excluded from the group activities and conversations.
B2 adverb /ˌiːkəˈnɒmɪkli/

economically

Meaning
in a way that relates to economics or is efficient and not wasteful.
Example
The company is trying to operate more economically this year.
B2 noun /ɪnˌsaɪkləˈpiːdiə/

encyclopedia

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.
B2 verb /ɪkˈstrækt/

extract

Meaning
to remove or take out something, often with effort
Example
The dentist had to extract the damaged tooth.
B2 noun /ˈɜːnɪŋz/

earnings

Meaning
money obtained in return for labor or services
Example
Her monthly earnings are enough to support her family.
B2 noun /ˈep.ɪk/

Epic

Meaning
a long poem telling of heroic deeds; something heroic or grand in scale
Example
The Iliad is one of the most famous epics in world literature.
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
B2 verb /ɪmˈpaʊər/

empower

Meaning
To give someone the power or authority to do something; to make someone stronger or more confident.
Example
Education can empower people to improve their lives.
B2 verb /ɪnˈvɪʒən/

envision

Meaning
to imagine or picture something in the future; to visualize a possibility or goal
Example
She envisions a world where everyone has equal access to education.
B2 noun /ˌek.spekˈteɪ.ʃən/

Expectation

Meaning
a strong belief that something will happen or be the case; anticipation
Example
The new teacher exceeded everyone's expectations with her innovative teaching methods.
B2 adverb /ɪkˈstɛnsɪvli/

extensively

Meaning
in a thorough or wide-ranging manner
Example
She traveled extensively across Europe for her research.
B2 adjective /ɪkˈsploʊsɪv/

explosive

Meaning
able to cause an explosion; likely to burst out suddenly
Example
The situation became explosive after the argument.
B2 adjective /ɪkˌsperɪˈmentl/

experimental

Meaning
based on untested ideas or techniques; relating to experiments or testing
Example
The scientists developed an experimental drug to treat cancer.
B2 noun /ɪɡˈzæmɪnər/

examiner

Meaning
A person who tests or inspects knowledge, skills, or qualifications
Example
The examiner reviewed each student's answer sheet carefully.
B2 noun /ˈɛntəti/

entity

Meaning
something that exists as a single and complete unit; an organization or being
Example
The new company will operate as a separate legal entity.
B2 adverb /ɪˈməʊʃənəli/

emotionally

Meaning
in a way that relates to a person's feelings or emotions
Example
She became emotionally attached to her pet.
B2 verb ˈel.ɪ.veɪt

elevate

Meaning
To lift to a higher position; to raise to a more important or impressive level.
Example
Good leadership can elevate team performance.
B2 verb /ɪnˈhæns/

enhance

Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
B2 verb /ɪnˈdeɪndʒər/

endanger

Meaning
To put someone or something at risk or in danger.
Example
Cutting down forests can endanger many species of animals.
B2 adjective ˌɒn.trə.prəˈnɜː.ri.əl

entrepreneurial

Meaning
Relating to or characterized by the activity of setting up a business or businesses, taking on financial risks in the hope of profit.
Example
His entrepreneurial spirit led him to establish a successful startup.
B2 noun ˌel.ɪ.dʒəˈbɪl.ə.ti

eligibility

Meaning
The state of having the right to do or obtain something through satisfaction of the appropriate conditions.
Example
Eligibility criteria maintain fairness.
B2 noun /ɪnˈrɪtʃ.mənt/

enrichment

Meaning
The action of improving or enhancing the quality or value of something.
Example
Cultural enrichment fosters a deeper understanding of traditions.
B2 adjective ɪkˈsɛsɪv

excessive

Meaning
More than is necessary, normal, or desirable; immoderate.
Example
Excessive population growth leads to resource depletion.
B2 noun /ˌep.ɪˈdem.ɪk/

Epidemic

Meaning
a widespread occurrence of an infectious disease in a community
Example
The flu epidemic affected thousands of people across the country.
B2 noun /ˌɛkskləˈmeɪʃən/

exclamation

Meaning
A sudden cry or remark expressing strong emotion or surprise.
Example
She let out an exclamation of joy when she heard the news.
B2 noun /ˈiː.ɡoʊ/

Ego

Meaning
a person's sense of self-esteem or self-importance
Example
His big ego prevented him from accepting criticism from others.
B2 verb /ɪnˈroʊl/

enrol

Meaning
To officially register or sign up for a course, program, or membership
Example
She decided to enrol in a language course to improve her skills.
B2 adjective /ɪˈlæs.tɪk/

Elastic

Meaning
able to stretch and return to original shape; flexible; adaptable
Example
The elastic band can stretch and return to its original shape.
B2 verb /ɪnˈkwaɪər/

enquire

Meaning
to ask for information about something
Example
He enquired about the train schedule.
B2 noun /ɪˈlɛktrɪk drɪl/

Electric drill

Meaning
A power tool used for drilling holes in various materials
Example
He used an electric drill to make holes in the wall for hanging pictures.
B2 noun ɪnˌvaɪrənˈmɛntəl ˌdɛɡrəˈdeɪʃən

environmental degradation

Meaning
The deterioration of the environment through depletion of resources and destruction of ecosystems.
Example
Environmental degradation threatens biodiversity.
B2 verb /ɪmˈbreɪs/

embrace

Meaning
to hold someone closely in your arms; to accept willingly
Example
She embraced her friend at the airport.
B2 verb /ɪˈmɜːrdʒ/

emerge

Meaning
to come into view or become apparent; to arise or appear from something
Example
New opportunities will emerge as the industry grows.
B2 adjective /ˈɛθnɪk/

ethnic

Meaning
relating to a population subgroup with a common national or cultural tradition
Example
The festival celebrated the city's diverse ethnic communities.
B2 noun /ˈaɪ.saɪt/

Eyesight

Meaning
the ability to see; vision
Example
Regular eye checkups are important for maintaining good eyesight.
B2 adjective /ɪnˈdjʊər.ɪŋ/

Enduring

Meaning
lasting; permanent; continuing for a long time
Example
Their enduring friendship lasted for decades.
B2 adjective /ɪkˈsten.sɪv/

Extensive

Meaning
covering or affecting a large area; comprehensive; wide-ranging
Example
The company conducted extensive research before launching the new product.
B2 verb ˈɛkəʊd

echoed

Meaning
To repeat or resound; to be reminiscent of something.
Example
The words of gratitude echoed in his heart.
B2 verb /ɪkˈsploʊd/

explode

Meaning
to burst or shatter violently and noisily as a result of rapid combustion or pressure
Example
The bomb exploded in the middle of the street.
B2 adverb /ɪkˈstɜrnəli/

externally

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.
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
B2 verb /ɪˈreɪs/

erase

Meaning
to remove completely; to delete or wipe out
Example
Use an eraser to erase the pencil marks.
B2 verb /ɪˈmɪt/

emit

Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
B2 verb /ɪkˈskluːd/

exclude

Meaning
To deliberately leave out or prevent someone or something from being included.
Example
The list excludes temporary workers.
B2 adjective /ɪˈtɜː.nəl/

Eternal

Meaning
lasting or existing forever; without end or beginning; everlasting
Example
Their love seemed eternal and unbreakable.
B2 noun /ɪˈsteɪt/

estate

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.
B2 adjective /ˈiːtəbl̩/

eatable

Meaning
suitable or safe for eating
Example
The berries are not only eatable but also quite tasty.
B2 noun /ɪˈrʌp.ʃən/

Eruption

Meaning
a sudden violent occurrence or outburst; volcanic explosion
Example
The volcanic eruption forced thousands of people to evacuate the area.
B2 verb ɪnˈfɔːrsɪŋ

enforcing

Meaning
To compel observance of or compliance with a law, rule, or obligation.
Example
Enforcing strict laws is necessary to prevent violations.
B2 adverb /ɪkˈsplɪsɪtli/

explicitly

Meaning
in a clear and detailed manner, leaving no room for confusion or doubt
Example
The instructions were explicitly written to avoid any confusion.
B2 verb /ɪnˈlɑːrdʒ/

enlarge

Meaning
to make something bigger or increase in size
Example
They decided to enlarge their house.
B2 verb /ɪˈrʌpt/

erupt

Meaning
to burst forth suddenly and violently
Example
The volcano erupted after centuries of dormancy.
B2 noun /ɪnˈfɔːrsmənt/

enforcement

Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
B2 verb /ɪˈvækjueɪt/

evacuate

Meaning
To remove people from a dangerous place to safety.
Example
The residents were ordered to evacuate the building after the fire alarm.
B2 noun /ˈaɪ.lɪd/

Eyelid

Meaning
either of the upper or lower folds of skin that cover the eye when closed
Example
Her eyelids felt heavy with sleep.
B2 adjective ɪkˈstɪŋkt

extinct

Meaning
No longer in existence; having died out completely.
Example
Some species are becoming extinct due to overfishing.
B2 noun ˈɛmpəθi

empathy

Meaning
The ability to understand and share the feelings of another person.
Example
Empathy helps students connect with society.
B2 adjective /ˈed.ɪ.bəl/

Edible

Meaning
safe to eat; suitable for consumption
Example
Only edible mushrooms should be used in cooking.
B2 adjective /ɪkˈskluːsɪv/

exclusive

Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
B2 verb ɪnˈhɑːnst

enhanced

Meaning
Intensify, increase, or further improve the quality, value, or extent of something.
Example
Enhanced strategies improve outcomes.
B2 adjective /ɪˈlɛktərəl/

electoral

Meaning
related to elections or voting
Example
The electoral process in the country has been reformed in recent years.
B2 adjective ɪkˈsep.ʃən.əl

exceptional

Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
B2 verb /ɪmˈbɛd/

embed

Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
B2 adjective /ɪkˈstɜːr.nəl/

External

Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
B2 verb /ɪnˈtaɪtəl/

entitle

Meaning
to give someone the right to have or do something
Example
Employees are entitled to receive paid holidays.
B2 adjective /ɪkˈstræv.ə.ɡənt/

Extravagant

Meaning
spending much more than is necessary; wasteful; lacking restraint in spending
Example
His extravagant lifestyle included expensive cars and luxury vacations.
B2 noun ɪˌvæljuˈeɪʃən

evaluation

Meaning
The making of a judgment about the amount, number, or value of something; assessment.
Example
Accurate evaluation helps determine resource sustainability.
B2 noun /ˈet.ɪ.kət/

Etiquette

Meaning
the customary code of polite behavior in society or among members of a particular profession
Example
Proper etiquette requires standing when a lady enters the room.
B2 noun /ˈɛdʒuˌkeɪtər/

educator

Meaning
a person who provides education; a teacher or instructor
Example
She is a dedicated educator who inspires her students every day.
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
B2 verb /ɪnˈlaɪtən/

enlighten

Meaning
to give someone greater knowledge or understanding about a subject or situation
Example
The teacher tried to enlighten the students about ancient history.
B2 noun /ˈes.əns/

Essence

Meaning
the intrinsic nature or indispensable quality of something
Example
The essence of good teaching is the ability to inspire students.
B2 verb /ɪɡˈzɔːst/

exhaust

Meaning
to tire out completely; to use up resources
Example
The long journey exhausted the children.
B2 verb ˈeksɪkjuːt

execute

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.
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
B2 verb /ɪkˈspaɪər/

expire

Meaning
to come to an end, especially a period of validity or life
Example
My passport will expire next month.
B2 noun /ɪˈmɜːrdʒəns/

emergence

Meaning
the process of coming into view, existence, or prominence
Example
The emergence of new technologies has transformed communication.
B2 verb /ɪmˈbɒdi/

embody

Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
B2 verb /ɪˈvæljueɪt/

evaluate

Meaning
To assess or judge the value, quality, or significance of something.
Example
The teacher will evaluate the students’ projects tomorrow.
B2 noun ɪnˈhɑːns.mənt

enhancement

Meaning
An increase or improvement in quality, value, or extent.
Example
Enhancement of education quality is vital.
B2 noun /ˌek.əˈnɒm.ɪk səˌsteɪ.nəˈbɪl.ə.ti/

economic sustainability

Meaning
The ability of an economy to support a defined level of economic production indefinitely.
Example
Economic sustainability drives long-term growth.
B2 noun /ˌɛdɪˈtɔːriəl/

editorial

Meaning
A newspaper article expressing the opinion of the editor or publisher.
Example
The newspaper published an editorial criticizing government policy.
B2 verb /ɪˈlɪmɪneɪt/

eliminate

Meaning
To completely remove or get rid of something.
Example
Eliminate time-wasting habits.
B2 noun /ɪkˈskluːʒən/

exclusion

Meaning
The process or state of being left out or denied access.
Example
The policy led to the exclusion of certain groups.
B2 verb /ˈɛskɔrt/

escort

Meaning
to accompany someone; to guide or protect while going somewhere
Example
The guard escorted the visitor to the office.
B2 noun ˈiːkoʊˌtʊrɪzəm

Eco-tourism

Meaning
A form of tourism involving responsible travel to natural areas that conserves the environment and improves the well-being of local people.
Example
Eco-tourism promotes responsible travel to natural areas.
B2 noun ˈiː.kəʊˌsɪs.təm

ecosystem

Meaning
A biological community of interacting organisms and their physical environment.
Example
A balanced ecosystem is crucial for environmental sustainability.
B2 verb /ɪˈrɛkt/

erect

Meaning
to build or construct something; to set upright
Example
They erected a statue in the town square.
B2 verb, noun /ɪkˈsplɔɪt/

exploit

Meaning
to make full use of and derive benefit from (a resource); to use someone unfairly for one’s own advantage
Example
The company was accused of exploiting child labor.
B2 adverb /ɪkˈskluːsɪvli/

exclusively

Meaning
only; not shared with others
Example
This service is available exclusively to premium members.
B2 verb /ɪnˈfɔːrs/

enforce

Meaning
to make sure that a rule, law, or policy is obeyed
Example
The police are responsible for enforcing the law.
B2 adjective ɪkˈsplɪsɪt

explicit

Meaning
Stated clearly and in detail, leaving no room for confusion or doubt.
Example
The instructions were explicit, leaving no room for confusion.
B2 noun ɪˈfɪʃ.ən.si

efficiency

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.
B2 noun ɪˈroʊʒən

erosion

Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.