部ぶ分ぶん加か群ぐんぶぶんかぐんじ字FuriganaMeanings1nounsubmodulemathematics›Mathematical term in abstract algebra; a subset of a module that is itself a module under the same operations.See also: 加群環かん上じょうの加か群ぐんの部ぶ分ぶん加