n.
1.an army unit large enough to sustain combat
2.one of the portions into which something is regarded as divided and which together constitute a whole
3.the act or process of dividing
4.an administrative unit in government or business
5.an arithmetic operation that is the inverse of multiplication
6.discord that splits a group
7.a league ranked by quality
8.(biology) a group of organisms forming a subdivision of a larger category
9.(botany) taxonomic unit of plants corresponding to a phylum 10.a unit of the United States Air Force usually comprising two or more wings 11.a group of ships of similar type 12.the act of dividing or partitioning
