略語大辞典 [Med] 13 BPD (fetal) biparietal diameter (胎児の)両頭頂骨直径. 頭蓋骨直径. 出産予定日を予測するための指標.(fetal) biparietal diameter; a diameter ofskull; a size of head of a child; an index used to predict the EDD(expected date of delivery); [Med]. 丸善「略語大辞典」JLogosID : 11867774