- comparative of numb.
number
Americannoun
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numbers
plural
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a numeral or group of numerals.
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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.
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a word or symbol, or a combination of words or symbols, used in counting or in noting a total.
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the particular numeral assigned to an object or, sometimes, a person, indicating its place in a series.
house number;
license number;
jersey number.
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one of a series of things or people distinguished by or marked with numerals.
Number 5's order is ready to be delivered.
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a code of numerals, letters, or a combination of these assigned to a particular telephone.
Did you call the right number?
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quantity as composed of units or individuals.
The governor put forth a plan to increase the number of eligible voters.
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the count or quantity of a collection or company.
Their number was more than 20,000.
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numbers,
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a considerable amount or quantity; many.
Numbers flocked to the city to see the parade.
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metrical feet; verse.
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musical periods, measures, or groups of notes.
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Informal. the figures representing the actual cost, expense, profit, etc..
We won't make a decision until we see the numbers.
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Obsolete. arithmetic.
-
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numerical strength or superiority; complement.
The garrison is not up to its full number.
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a single or distinct performance within a show, as a song or dance.
The comic routine followed the dance number.
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a single part of a program made up of a group of similar parts.
For her third number she played a nocturne.
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any of a collection of poems or songs.
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a tune or arrangement for singing or dancing.
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a distinct part of an extended musical work or one in a sequence of compositions.
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conformity in music or verse to regular beat or measure; rhythm.
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a single part of a book published in a series of parts.
-
a single issue of a periodical.
The bookcase contained several numbers of a popular magazine.
- Synonyms:
- edition
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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.
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Informal. a person; individual.
Why don't you go talk to the attractive number standing at the bar?
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Informal. an article of merchandise, especially of clothing, offered for sale.
Put those leather numbers in the display window.
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mathematics regarded as a system, a basic concept, and a mode of thought.
Number is the basis of science.
verb (used with object)
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numbers,
present (3rd person singular)
-
numbered,
past participle, past
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numbering
present participle
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to mark with or distinguish by numeral.
Number each of the definitions.
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to ascertain the number of; count.
-
to total or amount to.
The manuscript already numbers 425 pages.
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to consider or include in a collection or group.
I number myself among his friends.
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to count over one by one.
to number one's blessings.
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to mention individually or one by one; list; enumerate.
They numbered the highlights of their trip at length.
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to set or fix the number of; limit in number; make few in number.
The sick old man's days are numbered.
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to live or have lived (a number of years).
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to apportion or divide by counting (used withoff ).
The players were numbered off into two teams.
verb (used without object)
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numbers,
present (3rd person singular)
-
numbered,
past participle, past
-
numbering
present participle
-
to make a total; reach an amount.
Casualties numbered in the thousands.
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to be numbered or included (usually followed by among orwith ).
Several eminent scientists number among his friends.
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to count.
idioms
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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.
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do a number on,
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to undermine, defeat, humiliate, or criticize thoroughly.
The committee really did a number on the mayor's proposal.
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to discuss or discourse about, especially in an entertaining way.
She could do a number on anything from dentistry to the Bomb.
-
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one's number is / was / will be up,
-
one is (was, will be) in serious trouble.
-
one is (was, will be) on the point of death.
Convinced that her number was up anyway, she refused to see doctors.
-
-
without number, of unknown or countless number; vast.
The night sky was filled with stars without number.
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by the numbers,
-
according to standard procedure, rules, customs, etc.; orthodoxly; by the book.
We're going to run things here by the numbers.
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together or in unison to a called-out count.
The class involves calisthenics by the numbers.
-
-
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.
-
do one's number,
-
to give a performance; perform.
It's time for you to get on stage and do your number.
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Slang. to behave in a predictable or customary manner.
Whenever I call, he does his number about being too busy to talk.
-
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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.
-
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.
noun
-
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
-
the symbol used to represent a number; numeral
-
a numeral or string of numerals used to identify a person or thing, esp in numerical order
a telephone number
-
the person or thing so identified or designated
she was number seven in the race
-
the sum or quantity of equal or similar units or things
a large number of people
-
one of a series, as of a magazine or periodical; issue
-
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a self-contained piece of pop or jazz music
-
a self-contained part of an opera or other musical score, esp one for the stage
-
-
a group or band of people, esp an exclusive group
he was not one of our number
-
slang a person, esp a woman
who's that nice little number?
-
informal an admired article, esp an item of clothing for a woman
that little number is by Dior
-
slang a cannabis cigarette
roll another number
-
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
-
several or many
-
military (of a drill procedure, etc) performed step by step, each move being made on the call of a number
-
slang to manipulate or trick someone
-
informal to discover someone's true character or intentions
-
in large numbers; numerously
-
informal one is finished; one is ruined or about to die
-
of too great a quantity to be counted; innumerable
verb
-
to assign a number to
-
to add up to; total
-
(also intr) to list (items) one by one; enumerate
-
(also intr) to put or be put into a group, category, etc
they were numbered among the worst hit
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to limit the number of
his days were numbered
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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.
-
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.
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
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numberernoun
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subnumbernoun
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misnumberverb
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denumberverb (used with object)
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prenumberverb (used with object)
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renumberverb (used with object)
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numberableadjective
Inflected Forms
Nouns
Participles
Conjugated Forms
Present
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numbersimple
-
numberssimple
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have numberedperfect
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has numberedperfect
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am numberingprogressive
-
are numberingprogressive
-
is numberingprogressive
-
have been numberingperfect progressive
-
has been numberingperfect progressive
Past
-
numberedsimple
-
had numberedperfect
-
was numberingprogressive
-
were numberingprogressive
-
had been numberingperfect progressive
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.
Vocabulary lists containing number
Language and Grammar - High School
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Language and Grammar - Middle School
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Pronouns
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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:
Despite warnings that an escape attempt would turn the Romanian guards against the prisoners, Bob O’Reilly, Poulson’s Missouri-born pilot, schemes with a number of POWs to tunnel out.
From The Wall Street Journal ● Oct. 30, 2026
That Mulder and number 11 Kagiso Rabada flogged 36 before the close, suggested run-scoring is not impossible.
From BBC ● Oct. 30, 2026
Decades ago, a smallish number of private-equity funds were competing to buy companies.
From MarketWatch ● Oct. 30, 2026
We sit at the same table, table number six right behind the sushi bar.
From Los Angeles Times ● Oct. 30, 2026
“Jessica’s been to a number of hospitals over the last few months,” Mrs. Tracysaid, too.
From "Firegirl" by Tony Abbott
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Using back-of-the-envelope numbers, it’s clear Wall Street is not expecting Amazon to reach Jassy’s ambitions, at the moment.
From MarketWatch ● Oct. 30, 2026
Texas has already surpassed its 2022 numbers by around 1.75 million voters, says McDonald.
From BBC ● Oct. 29, 2026
While storage numbers from the EIA due at 10:30 a.m.
From The Wall Street Journal ● Oct. 29, 2026
The offensive numbers are unremarkable: no points, one shot, one assist and a turnover.
From Los Angeles Times ● Oct. 29, 2026
It’s a sea of old cars with big dollar signs and numbers written on their windshields in hot-pink marker.
From "The Wrong Way Home" by Kate O’Shaughnessy
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By that standard, her days may already be numbered.
From Slate ● Oct. 15, 2026
“Lincoln Nation conducted major combat operations, enforced naval blockade and demonstrated the presence and power of the carrier strike group and multiple numbered fleets, all while keeping up unprecedented operational tempo.”
From Los Angeles Times ● Oct. 8, 2026
In a lighter moment earlier, the mayor, wearing a gray suit, had joined a tiara-wearing Miss Huntington Beach in selecting winners of a lottery—to run fireworks stands—from numbered balls in a bingo cage.
From The Wall Street Journal ● Oct. 1, 2026
The wedding guest list numbered around 50, including Jared Kushner and other members of the Trump family.
From Salon ● Sep. 19, 2026
The chords are numbered using Roman numerals from I to vii.
From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones
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Some Uyghurs—in recent years numbering around 12 million in Xinjiang—have sought independence, following efforts in the 1930s and 1940s to establish statehood before the Communist Party took control of the region.
From The Wall Street Journal ● Oct. 23, 2026
It said it aims to add 150 new aircraft to its fleet, currently numbering 235, in the next 10 years, if market conditions are favourable.
From Barron's ● Aug. 5, 2026
The group, currently numbering 12, envisages growing food to sell, holding workshops and retreats - and even setting up a "granny agency" to look after children.
From BBC ● Jun. 5, 2026
Despite numbering only about 2,000 individuals, the Bristol Bay belugas showed high levels of genetic diversity and relatively little evidence of inbreeding.
From Science Daily ● Jun. 4, 2026
At first glance this style of numbering might not seem so bad, but it guaranteed trouble.
From "Zero: The Biography of a Dangerous Idea" by Charles Seife
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