Epicene

epicene \EP-uh-seen\, adjective:
1. Having the characteristics of both sexes.
2. Effeminate; unmasculine.
3. Sexless; neuter.
4. (Linguistics) Having but one form of the noun for both the male and the female.

noun:
1. A person or thing that is epicene.
2. (Linguistics) An epicene word.

He has a clear-eyed, epicene handsomeness -- cruel, sensuous mouth; cheekbones to cut your heart on -- the sort of excessive beauty that is best appreciated in repose on a 50-foot screen.
-- Franz Lidz, "Jude Law: He Didn't Turn Out Obscure at All", New York Times, May 13, 2001