polygyny
n.
1780, "condition of having many wives," from poly- "many" (see poly-) + Greek gyne "woman, wife" (see queen). Related: Polygynous.
〔李〕[poly-;gyn;-yn.] n.一夫多妻制 ←gyn,gynaec (GK gyne,gynaikos)=woman, female 女人，雌性
〔蒋〕[poly-多，gyn妇女→妻，-y名词后缀] 多妻，一夫多妻制