a private school organized somewhat along the lines of and following some of the procedures of military life.
a school that trains men and women for military careers as army officers, usually as part of a college education.
Origin of military academy
An Americanism dating back to 1770–80
Also called military school.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for military academy
a training establishment for young officer cadets entering the army
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012