confinement (n.)youdaoicibaDictYouDict[confinement 词源字典]
1590s, from French confinement (16c.; the Old French word was confinacion), from confiner (see confine). As a euphemism for "childbed" it dates from 1774 (the Middle English expression was Our Lady's bands).[confinement etymology, confinement origin, 英语词源]