American Dictionary

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Definition number in American English

number noun

noun
/ˈnʌmbər/
1

a sign or word that represents an amount or quantity. 1, 2, 3, etc. and "one," "two," "three," etc. are numbers

Example

large numbers like 250,000

Example

Can you read the numbers on the chart?

Synonyms and related words
2

used for showing the position of something in a series

Example

As a tennis player, she rated number one (=the best) in the nation.

Example

The local trains will be arriving on track number 4.

Example

Her apartment number is 16C.

Synonyms and related words
3

a telephone number

Example

Call this number to get a taxi.

Example

I must have dialed the wrong number.

Synonyms and related words
4

a number that marks something in a way that separates it from everything else of its type, so that you can easily find it or discover who it belongs to

Example

Your account number is printed on every check.

Example

In order to get a job, you have to have a Social Security number.

Synonyms and related words
5

a quantity of people or things

Example

a small number of stores

Example

This brings the total number of children to 12.

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6

a song or piece of music, especially one that is part of a longer performance

Example

show-stopping numbers from Broadway musicals

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7

someone or something that is unusual or attractive

Example

She was wearing a little black number (=dress or outfit).

Synonyms and related words
8

the form of a word that shows whether you are referring to one thing or more than one thing

Example

If the subject is plural, the verb has to be in the plural number.

Synonyms and related words
Example

A good loan officer can run the numbers for you so you can make the right decision.

Definition number in American English