tri·con·odont I. \trīˈkänəˌdänt\adjective Etymology: New Latin Triconodont-, Triconodon 1.: having or being teeth with three simple cones — compare trituberculy 2.[New Latin Triconodonta]: of or relating to the Triconodonta II. noun (-s) Etymology: New Latin Triconodonta : a triconodont mammal