stratosphere
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
C1 noun ˈstræt.ə.sfɪər

stratosphere

Meaning
The layer of the earth's atmosphere above the troposphere, extending to about 50 km above the earth's surface.
Example
The stratosphere provides a unique environment.
C1 noun /ˈmeɪhɛm/

mayhem

Meaning
Violent or extreme disorder; chaos and destruction.
Example
The protest turned into mayhem when the crowd clashed with the police.
C1 adjective /riˈæk.tɪv/

Reactive

Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
C1 adjective + noun ˈfeɪvərəbəl klaɪˈmætɪk kənˈdɪʃənz

favorable climatic conditions

Meaning
Weather conditions that are suitable and beneficial for growth or development
Example
Winter offers favorable climatic conditions for farming.
C1 noun ˈfæl.ə.si

fallacy

Meaning
False belief, misconception, false reasoning.
Example
The idea that success comes easy is a fallacy.
C1 noun /ˌɑːrtʃˈbɪʃəp/

archbishop

Meaning
A senior bishop in charge of an archdiocese in the Christian Church.
Example
The archbishop delivered a sermon to thousands of people.
C1 adjective /ɪˈleɪtɪd/

elated

Meaning
Extremely happy and excited.
Example
She was elated when she heard the good news.
C1 verb /ˈdræm.ə.taɪz/

dramatize

Meaning
to present a story in a dramatic way, or to exaggerate something
Example
The novel was dramatized into a popular TV series.
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
C1 adjective /ˈɜːr.θən/

Earthen

Meaning
made of earth or clay; relating to pottery or ceramic materials
Example
The kitchen had beautiful earthen pots for storage.
C1 adjective /ˌɪrɪˈvɜːrsəbl/

irreversible

Meaning
Not able to be undone, changed, or reversed.
Example
The damage caused by the fire was irreversible.
C1 adjective /bɪˈnaɪn/

benign

Meaning
Gentle, kind, or not harmful (especially of a disease or tumor).
Example
The doctor assured her that the tumor was benign.
C1 noun /ˈtæn.dəm/

Tandem

Meaning
a bicycle built for two riders, one behind the other
Example
The couple enjoyed riding their tandem bicycle through the park.
C1 noun /ɪnˈdem.nə.ti/

Indemnity

Meaning
security or protection against a loss or other financial burden; compensation for damage or loss
Example
The insurance company provided full indemnity for the damages caused by the flood.
C1 noun /ˌdʒerənˈtɑːlədʒi/

gerontology

Meaning
The scientific study of old age and the process of aging.
Example
She chose to specialize in gerontology after completing medical school.
C1 noun /ɡæsˈtrɒnəmi/

gastronomy

Meaning
The art or science of good eating and fine cuisine.
Example
Paris is famous for its rich tradition of gastronomy.
C1 noun /əˈtaɪər/

attire

Meaning
Clothing, especially formal or elegant wear.
Example
She wore traditional attire at the wedding ceremony.
C1 adjective /dɪˈsɜːrnɪŋ/

discerning

Meaning
having good judgment or insight; able to distinguish well
Example
He is a discerning reader who notices subtle details.
C1 noun /ˌɡaɪnəˈkɒlədʒi/

gynecology

Meaning
the branch of medicine dealing with women's reproductive health
Example
She decided to specialize in gynecology after medical school.
C1 verb /ˈstæmər/

stammer

Meaning
To speak with sudden involuntary pauses and a tendency to repeat the initial letters of words.
Example
The nervous student began to stammer during his speech.
C1 noun ˈnɛktər

Nectar

Meaning
A sweet liquid produced by flowers that serves as food for butterflies.
Example
Butterflies drink nectar from flowers.
C1 adjective /ˈbɑːmi/

balmy

Meaning
Mild and pleasantly warm; soothing.
Example
We enjoyed a walk on a balmy summer evening.
C1 adjective /nəʊˈmæd.ɪk/

nomadic

Meaning
Living the life of a nomad; wandering from place to place without a fixed home.
Example
The tribe led a nomadic lifestyle.
C1 verb /ɪˈmænsɪpeɪt/

emancipate

Meaning
to set someone free from legal, social, or political restrictions; to liberate from slavery or oppression
Example
The law was designed to emancipate slaves and grant them full citizenship.
C1 noun ˈiː.θɒs

ethos

Meaning
The characteristic spirit of a culture, era, or community as manifested in its beliefs and aspirations.
Example
The company's ethos is built on innovation and integrity.
C1 verb /dɔːnt/

daunt

Meaning
to make someone feel intimidated, discouraged, or less confident
Example
The steep climb did not daunt the experienced hikers.
C1 noun ˌkæl.ɪˈbreɪ.ʃən

calibration

Meaning
The action or process of adjusting or determining the accuracy of measuring instruments.
Example
The accuracy of a scale depends on regular calibration.
C1 verb /kɜːrˈteɪl/

curtail

Meaning
to reduce or limit something, especially something considered undesirable
Example
The company had to curtail its spending due to budget cuts.
C1 adjective /ˈtæn.tə.laɪ.zɪŋ/

Tantalizing

Meaning
tempting and attractive but out of reach
Example
The tantalizing aroma of fresh bread filled the bakery.
C1 adjective /ɪˈspeʃəl/

especial

Meaning
Particularly remarkable or significant; distinguished from others
Example
This is an especial opportunity you should not miss.
C1 noun /ˈdʒɛntri/

gentry

Meaning
People of good social position, usually of high birth or wealthy landowners
Example
The gentry of the town gathered for the annual ball.
C1 noun /bɒɡ/

bog

Meaning
an area of wet, spongy ground; a swamp or marsh
Example
The hikers got stuck in a bog.
C1 noun /trentʃ/

Trench

Meaning
a long, narrow ditch; a deep furrow in the ground, especially one used for military defense
Example
The soldiers dug a trench for protection during the battle.
C1 verb /əˈluːd/

allude

Meaning
To refer to something indirectly or casually.
Example
The professor alluded to Shakespeare during the lecture.
C1 verb /əˈsɪm.ɪ.leɪt/

assimilate

Meaning
To take in and understand fully; to absorb and integrate into one's knowledge or culture.
Example
Immigrants often struggle to assimilate into a new culture.
C1 adjective /bɪˈleɪtɪd/

belated

Meaning
coming or happening later than expected or usual
Example
She sent me a belated birthday card.
C1 noun /ˈwɪndfɔːl/

windfall

Meaning
an unexpected piece of good fortune, typically a large amount of money
Example
The startup received a windfall when a major client paid for a full year in advance.
C1 adjective /ˌʌnəˈteɪnəbl/

unattainable

Meaning
impossible to achieve, reach, or accomplish
Example
For many, becoming a professional athlete remains an unattainable dream.
C1 noun /ˈrʌbəl/

rubble

Meaning
Broken stone, bricks, or debris from a collapsed building or structure.
Example
The rescue team searched through the rubble after the earthquake.
C1 adjective /ˈpɪər.ləs/

Peerless

Meaning
unequaled; having no match or equal; without rival
Example
Her peerless beauty captivated everyone.
C1 verb/adjective /ˈɡræspɪŋ/

grasping

Meaning
Holding firmly; or (as an adjective) excessively greedy.
Example
The child was grasping her mother’s hand tightly.
C1 verb /ˈkæptɪveɪt/

captivate

Meaning
to attract and hold the interest of; to charm or fascinate
Example
Her beautiful voice captivated the audience.
C1 verb, noun /ˈɡrɪməs/

grimace

Meaning
to make an ugly, twisted expression on one's face, usually in disgust or pain
Example
He grimaced when he tasted the sour fruit.
C1 adjective /ˈsʌbstəntɪv/

substantive

Meaning
Having a firm basis in reality; important, meaningful, or considerable.
Example
The company made substantive changes to its policy.
C1 noun ɪˌlæˈstɪs.ə.ti

elasticity

Meaning
The responsiveness of demand or supply to changes in price.
Example
The elasticity of demand for luxury goods is high.
C1 noun /ˈæl.ɪ.moʊ.ni/

alimony

Meaning
financial support that a person is ordered by a court to give to their spouse after separation or divorce
Example
He was ordered by the court to pay monthly alimony to his ex-wife.
C1 adjective /ˌhɛtərəˈʤiːniəs/

heterogeneous

Meaning
consisting of different kinds or diverse elements
Example
The classroom was filled with a heterogeneous group of students.
C1 adjective /ˌrɛmɪˈnɪsənt/

reminiscent

Meaning
Tending to remind one of something; suggestive of something in the past.
Example
The smell of rain is reminiscent of my childhood in the village.
C1 noun /wɪk/

Wick

Meaning
a cord or strand of cotton that burns to provide light in a candle or lamp
Example
The candle wick needs to be trimmed for better burning.
C1 adjective /ˌʌnkɒnstɪˈtuːʃənəl/

Unconstitutional

Meaning
not in accordance with a political constitution; violating constitutional principles
Example
The court declared the new law unconstitutional.
C1 adjective /ˌhɔːrtɪˈkʌltʃərəl/

horticultural

Meaning
Relating to the art or practice of garden cultivation and management.
Example
She studied horticultural science at the university.
C1 /ʃrɛd/

shred

Meaning
to tear or cut something into small pieces
Example
She shredded the old documents before throwing them away.
C1 noun /ˌdɛtəˈneɪʃən/

detonation

Meaning
The act of exploding or causing something to explode.
Example
The sudden detonation shook the entire building.
C1 noun /wɪm/

whim

Meaning
a sudden or unpredictable idea, desire, or decision
Example
She bought the dress on a whim.
C1 adjective /məˈləʊ.di.əs/

Melodious

Meaning
having a pleasant musical sound; tuneful
Example
Her melodious voice captivated the entire audience.
C1 verb /ˈnɔːrməlaɪz/

normalize

Meaning
to bring something back to a normal or standard condition; to make something conform to a standard
Example
The government took steps to normalize relations with neighboring countries.
C1 adjective /ˈɜːr.nɪst/

Earnest

Meaning
sincere; genuine; showing deep and serious conviction
Example
He made an earnest attempt to solve the problem.
C1 adjective /ˌfɪl.hɑːrˈmɒn.ɪk/

philharmonic

Meaning
relating to a symphony orchestra or its music
Example
The philharmonic orchestra performed a stunning rendition of Beethoven's Ninth Symphony.
C1 noun /kəˈpɪl.ər.iz/

capillaries

Meaning
Any of the fine branching blood vessels that form a network between the arterioles and venules.
Example
Broken capillaries cause dark circles.
C1 adjective + noun ʌnˈpresɪdentɪd ˈnɒlɪdʒ

unprecedented knowledge

Meaning
Information or understanding that has never been obtained or achieved before.
Example
Artemis will provide unprecedented knowledge about the solar system.
C1 adjective /ˈnɒnʃələnt/

nonchalant

Meaning
Appearing calm, casual, and unconcerned.
Example
He gave a nonchalant shrug and walked away.
C1 adjective /ˈfiːlaɪn/

feline

Meaning
relating to or characteristic of cats
Example
Her movements were graceful and almost feline in their elegance.
C1 noun /ˌprɒpəˈɡeɪʃən/

propagation

Meaning
The action of spreading and promoting an idea, theory, etc.
Example
The propagation of ideas through social media is rapid.
C1 verb /rɪˈdiːm/

redeem

Meaning
to compensate for faults or mistakes; to exchange something for value
Example
He managed to redeem his reputation after the scandal.
C1 adjective /pəˈnʌltɪmət/

penultimate

Meaning
second to the last in a sequence or series
Example
She finished the penultimate chapter before going to sleep.
C1 noun /əˈpreʃ.ən/

Oppression

Meaning
cruel or unjust treatment or exercise of authority; the state of being subject to harsh treatment
Example
The people fought against political oppression.
C1 adjective, noun /ˈmɑːrʃən/

martian

Meaning
Related to the planet Mars; or an imaginary being from Mars.
Example
The movie showed a Martian visiting Earth.
C1 adjective /ˌtræn.senˈdɛn.təl/

transcendental

Meaning
relating to the spiritual or non-physical realm; surpassing ordinary experience
Example
Meditation can lead to transcendental experiences.
C1 noun /ˌklɔːstrəˈfəʊbiə/

claustrophobia

Meaning
an extreme or irrational fear of being in confined spaces
Example
He avoids elevators because of his claustrophobia.
C1 verb /ˈstaɪfl/

stifle

Meaning
to prevent or restrain an action, idea, or emotion; to suffocate
Example
She tried to stifle a laugh during the serious meeting.
C1 noun /ˈsɪstərhʊd/

sisterhood

Meaning
The relationship between sisters, or a community of women united by shared experiences or goals.
Example
The feminist movement created a strong sense of sisterhood among women.
C1 noun /ɪɡˈzuːbərəns/

exuberance

Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
C1 adjective ˌkɒn.ʃiˈen.ʃəs

conscientious

Meaning
Wishing to do what is right, especially to do one's work or duty well and thoroughly.
Example
A conscientious worker always delivers high-quality results.
C1 verb /ˈwɪð.ər/

wither

Meaning
to dry up and die, typically used for plants
Example
The flowers will wither without enough water.
C1 verb /ɪˈdʒɛkt/

eject

Meaning
to force someone or something out, usually from a place or position
Example
The referee had to eject the player for unsportsmanlike behavior.
C1 noun /ˌriːhəˌbɪlɪˈteɪʃən/

rehabilitation

Meaning
the process of restoring someone or something to health or normal life through training or therapy
Example
After the accident, he went through months of rehabilitation to walk again.
C1 adjective /ˌrɛprɪzɛnˈteɪʃənl̩/

representational

Meaning
Relating to or depicting something in a realistic or symbolic way.
Example
The artist preferred a representational style of painting.
C1 noun /məˈnɒtəni/

monotony

Meaning
Lack of variety and interest; tedious repetition and routine.
Example
Breaking the monotony of everyday life can improve mental health.
C1 noun /ˈfɛtɪʃ/

fetish

Meaning
an excessive or irrational devotion to something
Example
He has a fetish for collecting rare stamps.
C1 noun /səˈprɛʃən/

suppression

Meaning
the act of forcibly stopping something or holding back feelings or actions
Example
The suppression of free speech led to protests.
C1 adjective ˈsɪŋ.krə.nəs

synchronous

Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
C1 adjective /ˌmɒnəˈlɪθɪk/

monolithic

Meaning
Massive, uniform, and indivisible; resembling a large single stone or structure.
Example
The company maintained a monolithic structure resistant to change.
C1 noun /kənˈkʌrəns/

concurrence

Meaning
Agreement or union in action, opinion, or occurrence; simultaneous happening of events.
Example
The project was completed with the concurrence of all departments.
C1 adjective /sɪər/

Sear

Meaning
withered; dried up; burned or scorched
Example
The sear leaves fell from the trees in autumn.
C1 adjective /ˈɪnsjələr/

insular

Meaning
Narrow-minded, isolated, or relating to an island.
Example
The community was criticized for its insular attitudes toward outsiders.
C1 noun /dɪˈsɜːn.mənt/

discernment

Meaning
The ability to judge well or understand something correctly; keen insight.
Example
His discernment in business decisions made him successful.
C1 noun /vəˈræs.ə.ti/

veracity

Meaning
Conformity to facts; accuracy and truthfulness.
Example
The journalist checked the veracity of the report.
C1 verb /ˈlɪŋɡər/

linger

Meaning
to stay in a place longer than necessary; to persist
Example
The smell of coffee lingered in the kitchen.
C1 verb /ˈɪmplɪˌkeɪt/

implicate

Meaning
To show someone’s involvement in a crime or wrongdoing.
Example
The evidence implicated several officials in the scandal.
C1 adjective /ˈtrɛtʃərəs/

treacherous

Meaning
Dangerously unstable or deceptive; likely to betray trust.
Example
The treacherous road made driving difficult.
C1 adjective /sɔɪld/

soiled

Meaning
dirty or stained; not clean
Example
His clothes were soiled after playing in the mud.
C1 noun /ˌkɒŋɡrɪˈɡeɪʃən/

congregation

Meaning
a group of people assembled for religious worship or a common purpose
Example
The congregation gathered to hear the sermon.
C1 noun /ləˈɡuːn/

lagoon

Meaning
A shallow body of water separated from the sea by sandbars or reefs.
Example
We swam in the calm waters of the lagoon.
C1 noun /ˈmænər/

manor

Meaning
A large country house with lands; the main house of an estate.
Example
The old manor stood proudly on the hill for centuries.
C1 verb prəˈpel

propel

Meaning
To drive, push, or cause to move in a particular direction, typically forward.
Example
Lack of proper guidance can propel adolescents toward delinquency.
C1 noun, verb /ˈbʌtrəs/

buttress

Meaning
a structure built against a wall for support; to support or strengthen
Example
The cathedral walls were buttressed to prevent collapse.
C1 noun /ˈfrek.əl/

Freckle

Meaning
a small brownish spot on the skin, often becoming more pronounced through exposure to the sun
Example
Her face was covered with cute freckles that appeared every summer.
C1 adjective /əˈblaɪdʒɪŋ/

obliging

Meaning
Willing to help or do favors; accommodating.
Example
The staff at the hotel were very obliging and friendly.
C1 verb /ˌriːˈvaɪ.t̬əl.aɪz/

revitalize

Meaning
To restore energy and effectiveness to something.
Example
The new policies aim to revitalize the economy.
C1 verb /ˈɡælvənaɪz/

galvanize

Meaning
to shock or excite someone into taking action; to coat iron or steel with a protective layer of zinc
Example
The speech galvanized the crowd into action.
C1 noun ˈɪm.pɪ.təs

impetus

Meaning
The force or motivation that drives something forward; momentum.
Example
The new policy provided an impetus for economic growth.
C1 verb /ɪˈroʊd/

erode

Meaning
to gradually wear away or destroy by natural forces such as water, wind, or chemical action
Example
The coastline has begun to erode due to constant waves.
C1 adjective /ˈpɒlɪtɪk/

politic

Meaning
shrewd, prudent, or tactful in practical matters
Example
It was politic of him to remain silent during the argument.
C1 noun ˌdɪs.æmˌbɪɡ.juˈeɪ.ʃən

disambiguation

Meaning
The removal of ambiguity by making something clear and unambiguous.
Example
The AI system applies disambiguation to refine text understanding.
C1 noun /ˈænərkɪst/

anarchist

Meaning
a person who believes in or promotes the absence of government or authority
Example
The anarchist group protested against state control.
C1 adjective /pəˈroʊkiəl/

parochial

Meaning
Having a limited or narrow outlook; relating to a parish.
Example
His parochial view prevented him from understanding global issues.
C1 noun, verb /tɪndʒ/

tinge

Meaning
a slight added color, flavor, or feeling; to add a slight amount of color or quality
Example
Her voice was tinged with sadness.
C1 noun ˈrəʊvə

rover

Meaning
A vehicle for driving over rough terrain, especially one driven by remote control over extraterrestrial terrain.
Example
The rover landed on Mars to begin its exploration.
C1 noun /ˈheɪl.stɔːrm/

Hailstorm

Meaning
a violent storm with hail falling from the sky
Example
The hailstorm damaged many cars in the parking lot.
C1 noun ˈredʒ.ɪ.strɑːr

registrar

Meaning
An official responsible for keeping records or registers.
Example
The registrar oversees all administrative tasks.
C1 noun /rɪˌdʒuːvəˈneɪʃən/

rejuvenation

Meaning
The process of restoring something to a former better state, especially referring to renewing soil fertility or revitalizing agricultural land through various restoration practices.
Example
Rejuvenation of soil is necessary for sustainable agriculture.
C1 verb /kənˈvɜːrdʒ/

converge

Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
C1 adjective /daɪˈvɜːrsɪfaɪd/

diversified

Meaning
Made or having variety in form, nature, or content.
Example
The company adopted a diversified business strategy to reduce risks.
C1 adjective ɪnˈkʌm.bənt

incumbent

Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
C1 adjective /ˈpʌlməˌneri/

pulmonary

Meaning
relating to the lungs
Example
The patient suffered from a serious pulmonary infection.
C1 adjective /prɪˈtɛnʃəs/

pretentious

Meaning
Attempting to impress by affecting greater importance, talent, culture, etc., than is actually possessed.
Example
The restaurant was stylish but far too pretentious for my taste.
C1 adjective /ɪnˈfɜːm/

infirm

Meaning
Weak, especially due to old age or illness.
Example
The infirm old man needed assistance to walk.
C1 verb /ˈpæri/

parry

Meaning
to ward off or deflect an attack, especially in fencing or conversation
Example
He managed to parry the opponent’s sword with quick reflexes.
C1 noun /rʌsk/

Rusk

Meaning
a hard, dry biscuit or twice-baked bread; a type of crisp, sweet biscuit
Example
The baby enjoyed eating the soft rusk with milk.
C1 noun /kɑːrˈtɒɡrəfi/

cartography

Meaning
The science or practice of drawing maps.
Example
She studied cartography at university to learn how to design maps.
C1 noun /ˈfen.jʊ.griːk/

Fenugreek

Meaning
an herb whose seeds and leaves are used as a spice in cooking
Example
Fenugreek seeds have a slightly bitter taste and are commonly used in Indian cuisine.