母胎|ぼたいbotai[0]heiban (flat)

1. nounwomb; uterus
2. nounparent body; base; basis

• Synonym子宮しきゅうNeutralNeutral standard term, common in medical settings; names the reproductive organ itself and lacks 「母胎」's figurative sense of a basis for something.
• RelatedこぶくろCasualColloquial word for the womb; also used of pork or beef uterus eaten as food. More everyday than 「母胎」.
• Related胎たいWrittenRare written word for the womb, with a literary, old-fashioned flavor; centers on the organ where the fetus grows.

Use 「母胎」 for the womb of an expectant mother or, figuratively, the basis from which something emerges, as in 「母胎にいる時から」「改革の母胎」. For the organ in medical contexts say 「子宮」; 「子袋」 is the colloquial choice.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 妊娠にんしんしている母体ぼたい。特とくにその胎内たいない。
2. 何なんかができる際さいの基礎きそとなるもの。または、ことがら。