- (in the army) a major administrative and tactical unit, larger than a regiment or brigade and smaller than a corps: it is usually commanded by a major general.
- (in the navy) a number of ships, usually four, forming a tactical group that is part of a fleet or squadron.
- division algebra,
- division algorithm,
- division of labor,
- division of labour,
- division ring
Origin of division
- armya major formation, larger than a regiment or brigade but smaller than a corps, containing the necessary arms to sustain independent combat
- navya group of ships of similar type or a tactical unit of naval aircraft
- air forcean organization normally comprising two or more wings with required support units
Word Origin for division
late 14c., from Old French division, from Latin divisionem (nominative divisio), from divid-, stem of dividere (see divide). Military sense is first recorded 1590s. Mathematical sense is from early 15c. The mathematical division sign supposedly was invented by British mathematician John Pell (1611-1685) who taught at Cambridge and Amsterdam.