ˈbret ə nōˈmīˌsēz noun
Usage: capitalized
Etymology: New Latin, from Greek Brettanos, Bretanos Briton (of Celtic origin; akin to Welsh Brython Briton) + New Latin -myces — more at briton
: a genus of molds (family Moniliaceae) that are sometimes included in the genus Candida, are active in the secondary fermentation of beers, and are responsible for some cases of beer spoilage