Epicene

прилагательное [лингвистика] общего рода

Большой англо-русский словарь

Epicene

adjective Etymology: Middle English, from Latin epicoenus, from Greek epikoinos, from epi- + koinos common — more at co- 1. of a noun having but one form to indicate either sex 2. a. having characteristics typical of the other sex; intersexual b. effeminate 3. lacking characteristics of either sex • epicene nounepicenism noun

Merriam-Webster's Collegiate Dictionary