adjective/kasˈtɾense/
military
Etymology tree Proto-Indo-European *ḱes- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Indo-European *ḱstrom Proto-Italic *kastrom Latin castrum Latin castra Latin -ēnsis Latin castrēnsisbor. Spanish castrense Borrowed from Latin castrēnsis.