numbers

Noun

numbers noun

1. An abstract entity used to describe quantity.“Zero, one, −1, 2.5, and pi are all numbers.”
2. A numeral: a symbol for a non-negative integer.“The number 8 is usually made with a single stroke.”
3. 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.”
4. (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.”

numbers noun

1. Many individuals as a group.“Numbers of people have visited the fair.”

Verb

numbers verb

1. To label (items) with numbers; to assign numbers to (items).“Number the baskets so that we can find them easily.”
2. To total or count; to amount to.“I don’t know how many books are in the library, but they must number in the thousands.”