男だん性せい不ふ妊にん症しょうだんせいふにんしょうMeanings1nounmale infertilitymedicineMedical term for the inability of a male to cause pregnancy in a fertile female.男だん性せい不ふ妊にん症しょうの原げん因いんは多た岐きにわたる。The causes of male infertility are diverse.彼かれは男だん性せい不ふ