半はん月げつ弁べんはんげつべんMeanings1nounsemilunar valveAnatomical term for the crescent-shaped valves in the heart (aortic and pulmonary) or sometimes in veins.大だい動どう脈みゃく弁べんと肺はい動どう脈みゃく弁べんは半はん月げつ弁べんと呼よばれる。The aortic valve and the pulmonary valve are called semilunar valves.
