An abstract entity used to describe quantity.
Zero, one, −1, 2.5, and pi are all numbers.
A numeral: a symbol for a non-negative integer.
The number 8 is usually made with a single stroke.
An element of one of several sets: natural numbers, integers, rational numbers, real numbers, complex numbers, and sometimes extensions such as hypercomplex numbers, etc.
The equation e^{i\pi}+1=0 includes the most important numbers: 1, 0, \pi, i, and e.
(Followed by a numeral; used attributively) Indicating the position of something in a list or sequence. Abbreviations: No or No., no or no. (in each case, sometimes written with a superscript "o", like Nº or №). The symbol "#" is also used in this manner.
Horse number 5 won the race.
Quantity.
Any number of people can be reading from a given repository at a time.
A sequence of digits and letters used to register people, automobiles, and various other items.
Her passport number is C01X864TN.
A telephone number.
(grammar) Of a word or phrase, the state of being singular, dual or plural, shown by inflection.
Adjectives and nouns should agree in gender, number, and case.
(in the plural) Poetic metres; verses, rhymes.
A performance; especially, a single song or song and dance routine within a larger show.
For his second number, he sang "The Moon Shines Bright".
A person.
An item of clothing, particularly a stylish one.
A marijuana cigarette, or joint; also, a quantity of marijuana bought form a dealer.
An issue of a periodical publication.
the latest number of a magazine
A large amount, in contrast to a smaller amount; numerical preponderance.
A symbol that is not a word and represents a number, such as the Arabic numerals 1, 2, 3 and the Roman numerals I, V, X, L.
A word representing a number.
A card whose rank is a number (usually including the ace as 1).
Jacks, queens, and kings are not numerals.