ter-geminus adj.,
of triple birth, threefold, triple: vir . . . canis, i. e. Geryon and Cerberus. O.: Hecate (as identified with Luna and Diana), V.: honores, the threefold honors (i. e. of the three highest magistracies), H.
ter-gĕmĭnus, a, um, v. trigeminus. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.