The definition of alive is having life or existing.(adjective)
A kitten, a child and a fish are each an example of something that is alive.
See alive in Webster's New World College Dictionary
Origin: ME alyfe, on live < OE on līfe; on, in + līfe, dat. of līf, life
See alive in American Heritage Dictionary 4
Origin: Middle English
Origin: : a-, in a specified state; see a-2
Origin: + live, life (from Old English līf; see life).
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