一夫一妻制 yīfūyīqīzhì monogamy Definitions Defs Origin Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone夫 fū noun husband husband; male spouse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