From Wiktionary, the free dictionary
From mediaeval Latin duodena (“dozen”), from duodeni.
duodene (plural duodenes)
- (music) A schematic group of twelve notes.
- (rare) A group of twelve.
1963, Anthony Burgess, Honey for the Bears, Norton, published 1996, page 86:He saw where the beer was, crated duodenes of it stacked between counter and wall, and went to help himself.