n.
Pronunciation: ' s ə b-d ə - ˌ vi-zh ə n
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 subdivision s > 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