integer

The definition of an integer is a whole number or zero.

(noun)

The number "2" is an example of an integer.

See integer in Webster's New World College Dictionary

noun

Origin: L, untouched, whole, entire < in-, not + base of tangere, to touch: see tact

See integer in American Heritage Dictionary 4

noun
Mathematics

A member of the set of positive whole numbers {1, 2, 3, . . . }, negative whole numbers {-1, -2, -3, . . . }, and zero {0}.
A complete unit or entity.

Origin:

Origin: From Latin, whole, complete; see tag- in Indo-European roots

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