noun
interventricular septum
Anatomical term for the wall separating the left and right ventricles of the heart.
心室中隔欠損は先天性心疾患の一つです。
A ventricular septal defect is a type of congenital heart disease.
Compound of 心室 (shinshitsu, 'ventricle') + 中隔 (chūkaku, 'septum').