‖n. pl. [ NL., fr. Gr. &unr_; twelve + &unr_;, &unr_;, man, male. ] (Bot.) A Linnæan class of plants including all that have any number of stamens between twelve and nineteen.

{ } a. (Bot.) Of or pertaining to the Dodecandria; having twelve stamens, or from twelve to nineteen. [ 1913 Webster ]