bipartite (adj.)youdaoicibaDictYouDict[bipartite 词源字典]
1570s, from Latin bipartitus "divided," past participle of bipartire "to divide into two parts," from bi- (see bi-) + partitus, past participle of partiri "to divide" (see part (v.)).[bipartite etymology, bipartite origin, 英语词源]