Unify is to become one, come into agreement or become whole.
(verb)An example of unify is when the states in the United States all came back together after the Civil War as one whole country.
See unify in Webster's New World College Dictionary
See unify in American Heritage Dictionary 4
tr. & intr.v. u·ni·fied, u·ni·fy·ing, u·ni·fies
Origin:
Origin: French unifier
Origin: , from Old French
Origin: , from Late Latin ūnificāre
Origin: : Latin ūni-, uni-
Origin: + Latin -ficāre, -fy
.Related Forms:
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