Definitions
1.nounSomething that is not like something else; something different.
2.adjectiveNot like; dissimilar (to); having no resemblance."The brothers are quite unlike each other."
3.adjectiveUnequal."They contributed in unlike amounts."
4.adjectiveNot likely; improbable; unlikely.
5.prepositionDifferently from; not in a like or similar manner.
6.prepositionIn contrast with; as opposed to.
7.prepositionNot typical of one's character or personality."Being late is unlike him."