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beautifyverbMake more attractive by adding ornament, colour, etc.advanced
Beautify yourself for the special day.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old French, Old Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
becomingadjectiveDisplaying or setting off to best advantage.advanced
A becoming portrait.
Definition and example: WordNet 3.0. Origin not available for this entry.
bednounA piece of furniture that provides a place to sleep.beginner
He sat on the edge of the bed.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bedraggledadjectiveLimp and soiled as if dragged in the mud.advanced
The beggar's bedraggled clothes.
Definition and example: WordNet 3.0. Origin not available for this entry.
bedsidenounSpace by the side of a bed (especially the bed of a sick or dying person).intermediate
The doctor stood at her bedside.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
befallverbBecome of; happen to.intermediate
He promised that no harm would befall her.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
befittingadjectiveAppropriate to.advanced
Behavior befitting a father.
Definition and example: WordNet 3.0. Origin not available for this entry.
beforeadverbEarlier in time; previously.beginner
I had known her before.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beforehandadjectiveBeing ahead of time or need.intermediate
Was beforehand with her report.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
begverbCall upon in supplication; entreat.beginner
I beg you to stop!
ORIGIN SUMMARYSource-language links: Old English, Ottoman Turkish. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beginverbSet in motion, cause to start.beginner
Begin a new chapter in your life.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beginningnounThe event consisting of the start of something.beginner
The beginning of the war.
ORIGIN SUMMARYSource-language links: Ancient Greek, Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
begottenadjective(of offspring) generated by procreation.advanced
Naturally begotten child.
Definition and example: WordNet 3.0. Origin not available for this entry.
beguilingadjectiveHighly attractive and able to arouse hope or desire.advanced
The voice was low and beguiling.
Definition and example: WordNet 3.0. Origin not available for this entry.
behaviornounThe action or reaction of something (as a machine or substance) under specified circumstances.beginner
The behavior of small particles can be studied in experiments.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
behavioraladjectiveOf or relating to behavior.advanced
Behavioral sciences.
ORIGIN SUMMARYSource-language links: Hindi, Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beheadedadjectiveHaving had the head cut off.intermediate
The beheaded prisoners.
Definition and example: WordNet 3.0. Origin not available for this entry.
behindadverbIn or to or toward the rear.beginner
He followed behind.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beingnounThe state or fact of existing.beginner
A point of view gradually coming into being.
Definition and example: WordNet 3.0. Origin not available for this entry.
belaborverbTo work at or to absurd length.intermediate
Belabor the obvious.
Definition and example: WordNet 3.0. Origin not available for this entry.
belatedadjectiveAfter the expected or usual time; delayed.intermediate
A belated birthday card.
Definition and example: WordNet 3.0. Origin not available for this entry.
belatedlyadverbLater than usual or than expected.advanced
I belatedly wished her a happy birthday.
ORIGIN SUMMARYEnglish word formation.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belchingnounThe forceful expulsion of something from inside.intermediate
The belching of smoke from factory chimneys.
Definition and example: WordNet 3.0. Origin not available for this entry.
beliefnounA vague idea in which some confidence is placed.intermediate
It strengthened my belief in his sincerity.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
believeverbAccept as true; take to be true.beginner
We didn't believe his stories from the War.
ORIGIN SUMMARYSource-language links: French, Latin, Middle English, Middle French, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
believingnounThe cognitive process that leads to convictions.advanced
Seeing is believing.
ORIGIN SUMMARYSource-language links: Ancient Greek, French, Latin, Middle English, Middle French, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belittleverbLessen the authority, dignity, or reputation of.intermediate
Don't belittle your colleagues.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belittlingadjectiveTending to diminish or disparage.advanced
Belittling comments.
Definition and example: WordNet 3.0. Origin not available for this entry.
bellenounA young woman who is the most charming and beautiful of several rivals.beginner
She was the belle of the ball.
Definition and example: WordNet 3.0. Origin not available for this entry.
bellicoseadjectiveHaving or showing a ready disposition to fight.advanced
Bellicose young officers.
ORIGIN SUMMARYSource-language links: Latin, Middle English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belligerentadjectiveCharacteristic of an enemy or one eager to fight.intermediate
A belligerent tone.
Definition and example: WordNet 3.0. Origin not available for this entry.
bellownounA very loud utterance (like the sound of an animal).beginner
His bellow filled the hallway.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bellynounThe hollow inside of something.beginner
In the belly of the ship.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belongverbBe suitable or acceptable.intermediate
This student somehow doesn't belong.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
belongingnounHappiness felt in a secure relationship.intermediate
With his classmates he felt a sense of belonging.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old English, Old French, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beltnounAn elongated region where a specific condition or characteristic is found.beginner
A belt of high pressure.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bemusedadjectivePerplexed by many conflicting situations or statements; filled with bewilderment.intermediate
Obviously bemused by his questions.
Definition and example: WordNet 3.0. Origin not available for this entry.
bennounA mountain or tall hill.beginner
They were climbing the ben.
Definition and example: WordNet 3.0. Origin not available for this entry.
benchnounThe reserve players on a team.beginner
Our team has a strong bench.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
benchmarknounA standard by which something can be measured or judged.intermediate
His painting sets the benchmark of quality.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bendverbForm a curve.beginner
The stick does not bend.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bendedadjectiveUsed of the back and knees; stooped.intermediate
With bent (or bended) back.
Definition and example: WordNet 3.0. Origin not available for this entry.
bendernounA tool for bending.beginner
He used pliers as a bender.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beneficentadjectiveDoing or producing good.advanced
The most beneficent regime in history.
ORIGIN SUMMARYSource-language links: Latin.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beneficialadjectivePromoting or enhancing well-being.intermediate
The beneficial effects of a temperate climate.
ORIGIN SUMMARYSource-language links: Late Latin, Latin, Old Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beneficiaryadjectiveHaving or arising from a benefice.advanced
A beneficiary baron.
ORIGIN SUMMARYSource-language links: French, Latin, Medieval Latin, Old French, Old Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
benefitnounSomething that aids or promotes well-being.beginner
For the benefit of all.
ORIGIN SUMMARYSource-language links: Anglo-Norman, Latin, Middle English, Middle French, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
benevolentadjectiveGenerous in assistance to the poor.advanced
A benevolent contributor.
ORIGIN SUMMARYSource-language links: Latin.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
benightedadjectiveLacking enlightenment or knowledge or culture.intermediate
This benighted country.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
benignadjectivePleasant and beneficial in nature or influence.beginner
The benign influence of pure air.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bentnounA special way of doing something.beginner
He had a bent for it.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beratingnounA severe rebuke.advanced
He deserved the berating that the coach gave him.
Definition and example: WordNet 3.0. Origin not available for this entry.
bereavednounA person who has suffered the death of someone they loved.intermediate
The bereaved do not always need to be taken care of.
Definition and example: WordNet 3.0. Origin not available for this entry.
berserkadjectiveFrenzied as if possessed by a demon.intermediate
Berserk with grief.
ORIGIN SUMMARYSource-language links: Old Norse.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
besidesadverbMaking an additional point; anyway.intermediate
I don't want to go to a restaurant; besides, we can't afford it.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bespectacledadjectiveWearing, or having the face adorned with, eyeglasses or an eyeglass.intermediate
A bespectacled grandmother.
Definition and example: WordNet 3.0. Origin not available for this entry.
bestadjective(superlative of `good') having the most positive qualities.beginner
Wore his best suit.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bestialadjectiveResembling a beast; showing lack of human sensibility.intermediate
Bestial treatment of prisoners.
ORIGIN SUMMARYSource-language links: Late Latin, Latin, Middle English, Middle French, Middle Scots, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
betverbHave faith or confidence in.beginner
You can bet on that!
ORIGIN SUMMARYSource-language links: Hebrew, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
betaadjectiveSecond in order of importance.beginner
The candidate, considered a beta male, was perceived to be unable to lead his party to victory.
ORIGIN SUMMARYSource-language links: Ancient Greek, Phoenician. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
betteradjective(comparative of `good') superior to another (of the same class or set or kind) in excellence or quality or desirability or suitability; more highly skilled than another.beginner
A better type of car.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
betweenadverbIn the interval.intermediate
Dancing all the dances with little rest between.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beveragenounAny liquid suitable for drinking.intermediate
May I take your beverage order?
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bevynounA large gathering of people of a particular type.beginner
A bevy of young beach boys swarmed around him.
ORIGIN SUMMARYSource-language links: Middle English.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bewareverbBe on one's guard; be cautious or wary about; be alert to.intermediate
Beware of telephone salesmen.
ORIGIN SUMMARYSource-language links: Arabic, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bewilderedadjectivePerplexed by many conflicting situations or statements; filled with bewilderment.intermediate
Bewildered and confused.
Definition and example: WordNet 3.0. Origin not available for this entry.
beynoun(formerly) a title of respect for a man in Turkey or Egypt.beginner
He introduced me to Ahmet Bey.
ORIGIN SUMMARYSource-language links: Old Anatolian Turkish, Old Persian, Old Turkic, Ottoman Turkish, Turkish. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
beyondadverbFarther along in space or time or degree.beginner
Through the valley and beyond.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biasedadjectiveFavoring one person or side over another.beginner
A biased account of the trial.
ORIGIN SUMMARYSource-language links: Ancient Greek, French, Latin, Old Occitan, Vulgar Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bicentennialadjectiveOf or relating to or completing a period of 200 years.advanced
Bicentennial celebration.
ORIGIN SUMMARYSource-language links: Latin.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bicyclenounA vehicle with two wheels powered by pedals.beginner
He rode his bicycle along the quiet path.
ORIGIN SUMMARYFrench
Original teaching entry.
bidverbAsk for or request earnestly.beginner
The prophet bid all people to become good persons.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biddingnounA request to be present.intermediate
They came at his bidding.
Definition and example: WordNet 3.0. Origin not available for this entry.
biennialadjectiveHaving a life cycle lasting two seasons.advanced
A biennial life cycle.
ORIGIN SUMMARYSource-language links: Latin.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biernounA coffin along with its stand.beginner
We followed the bier to the graveyard.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bifocaladjectiveHaving two foci.intermediate
Bifocal eyeglasses.
ORIGIN SUMMARYSource-language links: Hindi, Latin, Mandarin, New Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bifurcatedadjectiveDivided into or made up of two parts.advanced
Socially bifurcated populations.
ORIGIN SUMMARYSource-language links: Latin, Medieval Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bigadjectiveAbove average in size or number or quantity or magnitude or extent.beginner
A big (or large) barn.
ORIGIN SUMMARYSource-language links: Middle English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bightnounA broad bay formed by an indentation in the shoreline.beginner
The Bight of Benin.
ORIGIN SUMMARYSource-language links: Middle English, Old English. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bigotedadjectiveBlindly and obstinately attached to some creed or opinion and intolerant toward others.intermediate
An outrageously bigoted point of view.
ORIGIN SUMMARYSource-language links: French, Middle English, Middle French, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bilateraladjectiveAffecting or undertaken by two parties.advanced
A bilateral agreement between the United States and Japan.
ORIGIN SUMMARYSource-language links: Latin, Mandarin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bilingualadjectiveUsing or knowing two languages.advanced
Bilingual education.
ORIGIN SUMMARYSource-language links: Hindi, Latin, Medieval Latin, Middle English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
billnounA statute in draft before it becomes law.beginner
They held a public hearing on the bill.
ORIGIN SUMMARYSource-language links: Anglo-Norman, Latin, Medieval Latin, Middle English, Old English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
billedadjectiveHaving a beak or bill as specified.beginner
A thick-billed bird.
Definition and example: WordNet 3.0. Origin not available for this entry.
billowingadjectiveCharacterized by great swelling waves or surges.advanced
The restless billowing sea.
Definition and example: WordNet 3.0. Origin not available for this entry.
bimonthlyadverbEvery two months.intermediate
The bill was payable bimonthly.
ORIGIN SUMMARYSource-language links: Latin, Mandarin, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
binaryadjectiveConsisting of two (units or components or elements or terms).intermediate
The binary number system has two as its base.
ORIGIN SUMMARYSource-language links: Late Latin, Latin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bindverbMake fast; tie or secure, with or as if with a rope.beginner
The Chinese would bind the feet of their women.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bindingadjectiveExecuted with proper legal authority.intermediate
A binding contract.
ORIGIN SUMMARYSource-language links: Ancient Greek, Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bingenounAny act of immoderate indulgence.beginner
An emotional binge.
Definition and example: WordNet 3.0. Origin not available for this entry.
binomialadjectiveOf or relating to or consisting of two terms.intermediate
Binomial expression.
ORIGIN SUMMARYSource-language links: Ancient Greek, Late Latin, Latin, Middle English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biodegradableadjectiveCapable of being decomposed by e.g. bacteria.advanced
A biodegradable detergent.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old French, Old Northern French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biodiversitynounThe diversity of plant and animal life in a particular habitat (or in the world as a whole).advanced
A high level of biodiversity is desirable.
ORIGIN SUMMARYSource-language links: Latin, Middle English, Old French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biologynounCharacteristic life processes and phenomena of living organisms.advanced
The biology of viruses.
ORIGIN SUMMARYSource-language links: Ancient Greek.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biomedicaladjectiveRelating to the activities and applications of science to clinical medicine.advanced
Biomedical research laboratory.
ORIGIN SUMMARYSource-language links: Latin, Medieval Latin, Middle French. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
bipolaradjectiveOf, pertaining to, or occurring in both polar regions.intermediate
The bipolar distribution of certain species.
ORIGIN SUMMARYSource-language links: Late Latin, Latin, Mandarin. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
biracialadjectiveConsisting of or combining two races.intermediate
A biracial committee.
Definition and example: WordNet 3.0. Origin not available for this entry.
birthnounThe time when something begins (especially life).intermediate
They divorced after the birth of the child.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
birthplacenounWhere something originated or was nurtured in its early existence.intermediate
The birthplace of civilization.
ORIGIN SUMMARYSource-language links: Ancient Greek, Latin, Middle English, Old English, Old French, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
birthrightnounA right or privilege that you are entitled to at birth.intermediate
Free public education is the birthright of every American child.
ORIGIN SUMMARYSource-language links: Middle English, Old English, Old Norse. The source may include more than one historical route or component.
Definition and example: WordNet 3.0. Origin references: Wiktionary / etymology-db (CC BY-SA 3.0) ↗
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Definitions and usage examples in the expanded bank come from WordNet 3.0, with pronunciation references from CMUdict. Records are automatically screened and source-validated, not individually human reviewed. Practice difficulty is an estimate, not a grade level or official Scripps band. Sources and coverage ↗ · WordNet license · CMUdict license