The Collaborative International Dictionary
Duodenary
Duodenary \Du`o*den"a*ry\, a. [L. duodenarius, fr. duodeni twelve each: cf. F. duod['e]naire.] Containing twelve; twelvefold; increasing by twelves; duodecimal. [1913 Webster] ||
Wiktionary
duodenary
a. 1 twelvefold. 2 Of the twelfth order.