regiment

regiment, in most armies, a body of troops headed by a colonel and organized for tactical control into companies, battalions, or squadrons. French cavalry units were called regiments as early as 1558. The word is derived from the Latin regimen, a rule or system of order, and describes the regiment’s functions of raising, equipping, and training troops. As a regiment acquired individuality, colours, coat of arms, distinctive uniform and insignia, and achievements in battle, it...