noun
military academy; service academy
Refers to an institution that trains officers for the armed forces, such as a naval academy or military college.
彼は兵学校を卒業して海軍将校になった。
He graduated from the naval academy and became a naval officer.
士官学校 is a more general term for an officer training school, while 兵学校 often refers specifically to a naval or military academy in historical contexts.
Compound of 兵 (hei, 'soldier') and 学校 (gakkō, 'school'). The reading へいがっこう follows standard rendaku voicing.