A cogenitor was a gender in trinary-gender species. Races known to have a cogenitor gender included the Vissians (ENT episode: "Cogenitor") and the Damiani. (TNG - Perchance to Dream comic: "To Take Arms Against a Sea of Troubles")
In 2255 of the Kelvin timeline, Nadja Luther addressed the Starfleet Academy cadets gathered for the Assassination Game as "ladies, gentlemen, hermaphrodites, cogenitors, and asexual life-forms." (TOS novel: The Assassination Game)
External link[]
- Cogenitor article at Memory Alpha, the wiki for canon Star Trek.