Below is the definition for the word you requested, useful for Scrabble and other word games. To find more definitions please use the dictionary page.
something a little different from others of the same type; "an experimental version of the night fighter"; "a variant of the same word"; "an emery wheel is the modern variation of a grindstone"; "the boy is a younger edition of his father"
a variable quantity that is random
an event that departs from expectations
(biology) a group of organisms within a species that differ in trivial ways from similar groups;