What is "daigakko"

is a word used in names of some post-secondary educational institutions in Japan. Its literal meaning is "Grand School" or "Great School". It came from a literal translation of " Grandes écoles" which is the elite higher institutions in France. This word is translated into "academy", "college" or "university" in their English names, and there is not a settled translation. The National Defense Academy of Japan (Bōei Daigakkō) was established École Polytechnique as its model.