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Showing results for "number"
  • comparative of numb.
Synonyms

number

American  
[nuhm-ber] / ˈnʌm bər /

noun

  • numbers
    plural
  1. a numeral or group of numerals.

    Synonyms:
    figure, digit
  2. the sum, total, count, or aggregate of a collection of people or things.

    The number of children experiencing homelessness in the city has risen alarmingly.

  3. a word or symbol, or a combination of words or symbols, used in counting or in noting a total.

  4. the particular numeral assigned to an object or, sometimes, a person, indicating its place in a series.

    house number;

    license number;

    jersey number.

  5. one of a series of things or people distinguished by or marked with numerals.

    Number 5's order is ready to be delivered.

  6. a code of numerals, letters, or a combination of these assigned to a particular telephone.

    Did you call the right number?

  7. quantity as composed of units or individuals.

    The governor put forth a plan to increase the number of eligible voters.

  8. the count or quantity of a collection or company.

    Their number was more than 20,000.

  9. numbers,

    1. a considerable amount or quantity; many.

      Numbers flocked to the city to see the parade.

    2. metrical feet; verse.

    3. musical periods, measures, or groups of notes.

    4. numbers pool.

    5. Informal. the figures representing the actual cost, expense, profit, etc..

      We won't make a decision until we see the numbers.

    6. Obsolete. arithmetic.

  10. numerical strength or superiority; complement.

    The garrison is not up to its full number.

  11. a single or distinct performance within a show, as a song or dance.

    The comic routine followed the dance number.

  12. a single part of a program made up of a group of similar parts.

    For her third number she played a nocturne.

  13. any of a collection of poems or songs.

  14. a tune or arrangement for singing or dancing.

  15. a distinct part of an extended musical work or one in a sequence of compositions.

  16. conformity in music or verse to regular beat or measure; rhythm.

  17. a single part of a book published in a series of parts.

  18. a single issue of a periodical.

    The bookcase contained several numbers of a popular magazine.

    Synonyms:
    edition
  19. Grammar. a category of noun, verb, or adjective inflection found in many languages, such as English, Latin, and Arabic, used to indicate whether a word has one or more than one referent. There may be a two-way distinction in number, as between singular and plural, three-way, as between singular, dual, and plural, or a more complex system.

  20. Informal. a person; individual.

    Why don't you go talk to the attractive number standing at the bar?

  21. Informal. an article of merchandise, especially of clothing, offered for sale.

    Put those leather numbers in the display window.

  22. mathematics regarded as a system, a basic concept, and a mode of thought.

    Number is the basis of science.


verb (used with object)

  • numbers,
    present (3rd person singular)
  • numbered,
    past participle,  past
  • numbering
    present participle
  1. to mark with or distinguish by numeral.

    Number each of the definitions.

  2. to ascertain the number of; count.

  3. to total or amount to.

    The manuscript already numbers 425 pages.

  4. to consider or include in a collection or group.

    I number myself among his friends.

  5. to count over one by one.

    to number one's blessings.

  6. to mention individually or one by one; list; enumerate.

    They numbered the highlights of their trip at length.

  7. to set or fix the number of; limit in number; make few in number.

    The sick old man's days are numbered.

  8. to live or have lived (a number of years).

  9. to apportion or divide by counting (used withoff ).

    The players were numbered off into two teams.

verb (used without object)

  • numbers,
    present (3rd person singular)
  • numbered,
    past participle,  past
  • numbering
    present participle
  1. to make a total; reach an amount.

    Casualties numbered in the thousands.

  2. to be numbered or included (usually followed by among orwith ).

    Several eminent scientists number among his friends.

  3. to count.

idioms

  1. get / have someone's number, to become informed about someone's real motives, character, intentions, etc..

    He was only interested in her fortune, but she got his number fast.

  2. do a number on,

    1. to undermine, defeat, humiliate, or criticize thoroughly.

      The committee really did a number on the mayor's proposal.

    2. to discuss or discourse about, especially in an entertaining way.

      She could do a number on anything from dentistry to the Bomb.

  3. one's number is / was / will be up,

    1. one is (was, will be) in serious trouble.

    2. one is (was, will be) on the point of death.

      Convinced that her number was up anyway, she refused to see doctors.

  4. without number, of unknown or countless number; vast.

    The night sky was filled with stars without number.

  5. by the numbers,

    1. according to standard procedure, rules, customs, etc.; orthodoxly; by the book.

      We're going to run things here by the numbers.

    2. together or in unison to a called-out count.

      The class involves calisthenics by the numbers.

  6. have someone's number on it, to be thought of as the instrument of fate in the death of a person.

    That bullet had his number on it.

  7. do one's number,

    1. to give a performance; perform.

      It's time for you to get on stage and do your number.

    2. Slang. to behave in a predictable or customary manner.

      Whenever I call, he does his number about being too busy to talk.

  8. any number of, an imprecisely reckoned but large or diverse collection.

    The island is home to any number of artistic residents from around the world.

  9. a number of, an imprecisely reckoned collection of more than a few; several.

    In a number of states, like Ohio, Iowa, and North Carolina, early voting has already begun.

number British  
/ ˈnʌmbə /

noun

  1. a concept of quantity that is or can be derived from a single unit, the sum of a collection of units, or zero. Every number occupies a unique position in a sequence, enabling it to be used in counting. It can be assigned to one or more sets that can be arranged in a hierarchical classification: every number is a complex number ; a complex number is either an imaginary number or a real number , and the latter can be a rational number or an irrational number ; a rational number is either an integer or a fraction , while an irrational number can be a transcendental number or an algebraic number See complex number imaginary number real number rational number irrational number integer fraction transcendental number algebraic number See also cardinal number ordinal number

  2. the symbol used to represent a number; numeral

  3. a numeral or string of numerals used to identify a person or thing, esp in numerical order

    a telephone number

  4. the person or thing so identified or designated

    she was number seven in the race

  5. the sum or quantity of equal or similar units or things

    a large number of people

  6. one of a series, as of a magazine or periodical; issue

    1. a self-contained piece of pop or jazz music

    2. a self-contained part of an opera or other musical score, esp one for the stage

  7. a group or band of people, esp an exclusive group

    he was not one of our number

  8. slang a person, esp a woman

    who's that nice little number?

  9. informal an admired article, esp an item of clothing for a woman

    that little number is by Dior

  10. slang a cannabis cigarette

    roll another number

  11. a grammatical category for the variation in form of nouns, pronouns, and any words agreeing with them, depending on how many persons or things are referred to, esp as singular or plural in number and in some languages dual or trial

  12. several or many

  13. military (of a drill procedure, etc) performed step by step, each move being made on the call of a number

  14. slang to manipulate or trick someone

  15. informal to discover someone's true character or intentions

  16. in large numbers; numerously

  17. informal one is finished; one is ruined or about to die

  18. of too great a quantity to be counted; innumerable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to assign a number to

  2. to add up to; total

  3. (also intr) to list (items) one by one; enumerate

  4. (also intr) to put or be put into a group, category, etc

    they were numbered among the worst hit

  5. to limit the number of

    his days were numbered

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
number Scientific  
/ nŭmbər /
  1. A member of the set of positive integers. Each number is one of a series of unique symbols, each of which has exactly one predecessor except the first symbol in the series (1), and none of which are the predecessor of more than one number.

  2. A member of any of the further sets of mathematical objects defined in terms of such numbers, such as negative integers, real numbers, and complex numbers.


number Cultural  
  1. The grammatical category that classifies a noun, pronoun, or verb as singular or plural. Woman, it, and is are singular; women, they, and are are plural.


number More Idioms  

    More idioms and phrases containing number


Grammar

As a collective noun, number, when preceded by a, is most often treated as a plural: A number of legislators have voiced their dissent. When preceded by the, it is usually used as a singular: The number of legislators present was small. See also collective noun.

Commonly Confused

See amount,

Synonym Usage

Number, sum both imply the total of two or more units. Number applies to the result of a count or estimate in which the units are considered as individuals; it is used of groups of persons or things: to have a number of items on the agenda. Sum applies to the result of addition, in which only the total is considered: a large sum of money.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of number

First recorded in 1250–1300; 1940–45 number for def. 20; Middle English noun nombre, nomber, number, from Old French nombre, numbre, from Latin numerus; verb derivative of the noun

Explanation

When you consider any amount or measurement, you use a number, like 1, 2, 3, 75, or 998,837,211. This math-y word has many uses. Playing the numbers is an illegal form of gambling, and number crunchers are accountants. If you're looking out for number one, you're thinking of yourself. When you number something, you're counting it. A number is a song in a musical or concert. If someone "has your number," they know you well. Getting someone's number also means getting their phone number. If your days are numbered, it means you know you're going to die soon.

Keep Reading on Vocabulary.com

Vocabulary lists containing number

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Since taking office, Hochman has moved to dismiss a number of violent use-of-force cases against police and resolved others with lenient plea deals.

From Los Angeles Times Aug. 7, 2026

Despite fewer jobs being created, the Bureau of Labor Statistics said the unemployment rate actually dipped to 4.1% from 4.2%, as the number of people in work or looking for work declined slightly.

From BBC Aug. 7, 2026

The lawsuit claims that the city rushed the process and misidentified a number of longtime New Yorkers as a result, putting “homeowners in an untenable position in the dead of summer.”

From The Wall Street Journal Aug. 7, 2026

“But reliability, upload performance, latency and long-term pricing usually matter more than the biggest number in the ad.”

From MarketWatch Aug. 7, 2026

People are afraid of the number thirteen; they think it’s unlucky.

From "At Last She Stood" by Erin Entrada Kelly

This figure is based on a wider review of US census data, although their study notes that it is hard to know exact numbers for certain.

From BBC Aug. 7, 2026

Eurozone industrial production figures for June will be released on Thursday, followed by June trade numbers and second-quarter employment figures on Friday.

From The Wall Street Journal Aug. 7, 2026

Sovereign-wealth funds looked at the crypto market and hired analysts to run the numbers.

From MarketWatch Aug. 7, 2026

Attorneys for the federal government argued in court Thursday that they were asking for noncitizen registration numbers, billable hours and days of legal services, information they say is not confidential.

From Los Angeles Times Aug. 7, 2026

Atoms of the same element that have different numbers of neutrons are called isotopes of each other.

From "Meltdown" by Deirdre Langeland

The details of the bodies are documented and the graves numbered so that family members can return and reclaim them.

From Los Angeles Times Jul. 9, 2026

He will begin his visit at the cemetery, where unidentified migrants are buried in numbered graves.

From Barron's Jul. 4, 2026

On the NYSE, new 52-week highs outpaced new lows and numbered more than 100 again, so this buy signal is still in place — narrowly averting being stopped out.

From MarketWatch Jun. 26, 2026

Prime Minister Keir Starmer resigned, creating a degree of certainty after months of speculation that his days could be numbered.

From The Wall Street Journal Jun. 22, 2026

She was poked more times that she could count, and the X-rays soon numbered about a hundred.

From "Women in Space" by Karen Bush Gibson

Bumblebees, by comparison, build nests underground in soil or leaf litter, and their colonies are much smaller, usually numbering between 50 and 500 individuals.

From Science Daily Jul. 7, 2026

In March, France's President Emmanuel Macron announced a dramatic shift in nuclear deterrence, notably an increase in the atomic arsenal, currently numbering 290 warheads.

From Barron's Apr. 25, 2026

"People are already familiar with the current SPF numbering system and it's used around the world. The numbers just need to be accurate."

From BBC Mar. 26, 2026

The move is also expected to increase capacity, a growing consideration as the academy’s ranks have expanded significantly in recent years, now numbering more than 11,000 members.

From Los Angeles Times Mar. 26, 2026

Studies show that measles is likely to die out in any human population numbering fewer than half a million people.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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