also antepartum, "occurring or existing before birth," 1908, from Latin phrase ante partum "before birth," from ante "before" (from PIE root *ant- "front, forehead," with derivatives meaning "in front of, before") + accusative of partus "a bearing, a bringing forth," from partus, past participle of parire "to bring forth" (from PIE root *pere- (1) "to produce, procure").