metagender

noun2

1. •
   A gender identification that is neither male nor female.

   • Metagenders can have any body type, genital configuration, or chromosome type. — 2003
2. •
   The use of categories to conceive of gender; the possible ways in which gender can manifest itself.

   • Gender mainstreaming is a metagender equality strategy (Krook and True forthcoming; True 2009b). — 2010