1. digit, figure. 2. 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. 20. copy, edition.
Usage note Expand
2. 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 amount. collective noun.
adjective. number, numbest.
deprived of physical sensation or the ability to move:
fingers numb with cold.
manifesting or resembling numbness:
a numb sensation.
incapable of action or of feeling emotion; enervated; prostrate:
numb with grief.
lacking or deficient in emotion or feeling; indifferent:
She was numb to their pleas for mercy.
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
- 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
any number of, several or many
( military ) by numbers, (of a drill procedure, etc) performed step by step, each move being made on the call of a number
( US. slang ) do a number on someone, to manipulate or trick someone
( informal ) get someone’s number, have someone’s number, to discover someone’s true character or intentions
in numbers, in large numbers; numerously
( Brit. informal ) one’s number is up, one is finished; one is ruined or about to die
without number, beyond number, of too great a quantity to be counted; innumerable
verb ( mainly transitive )