Main Entry: sub·di·vi·sion

Pronunciation: \ˈsəb-də-ˌvi-zhən\

Function: noun

Date: 15th century

1 : an act or instance of subdividing
2 : something produced by subdividing: as a : a subordinate part of a larger whole <political subdivisions> b : a tract of land surveyed and divided into lots for purposes of sale; especially : one with houses built on it
3 : a category in botanical classification ranking below a division and above a class