Etymology

unisex

uni·sex
U1N1I1S1E1X8

Today it means: Not distinguished on the basis of sex or gender; suitable for any sex or gender. Full definition →

First used 1960s
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The story

From uni- (prefix meaning ‘one, single’) + sex.

First known use, by meaning

  • from 1960s Not distinguished on the basis of sex or gender; suitable for any sex or gender.
  • from 1910s Of or pertaining to only one sex or gender; unisexual.
  • from 1960s The state of not being distinguished on the basis of sex or gender; the state of being suitable for any sex or gender.

Etymology from Wiktionary, CC BY-SA 4.0.