一切經音義 46.316

46.316

胞胎（浦交反說文胞兒生裏也漢書同胞之徒如淳曰同胞親兄弟也）。

胞胎 [womb / placenta] ([pronounced with the] fanqie 浦交 [bāo]; the Shuowen says: '胞 is the wrapping when a child is born'; the Hanshu speaks of 'those of the same womb (同胞)'; Ru Chun says: 'Same womb means full brothers').