'Commandant' definitions:

Definition of 'commandant'

From: WordNet
noun
An officer in command of a military unit [syn: commanding officer, commandant, commander]

Definition of 'Commandant'

From: GCIDE
  • Commandant \Com`man*dant"\, n. [F., orig. p. pr. of commander.] A commander; the commanding officer of a place, or of a body of men; as, the commandant of a navy-yard. [1913 Webster]

Synonyms of 'commandant'

From: Moby Thesaurus