一妻制 yīqīzhì monogamy Origin Definitions Defs Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone妻 qī noun wife (bound form) wife; a man's legal spouse; appears in words like 妻子 qīzi and 夫妻 fūqī制 zhì noun system system; institution; rules or regulations