may refer to:
- Cell division, the process in which biological cells multiply.
- Continental divide, the geographical term for separation between watersheds.
- Diairesis, Plato's method of definition by division.
- Division (fallacy), a fallacy of ambiguation in which one assumes that various parts have a property solely because the whole has that same property.
- Division (digital), digital implementation of mathematical division.
- Division (horticulture), a method of vegetative plant propagation, or the plants created by using this method.
- Division in relational algebra.
- Division (mathematics), an arithmetic operation that serves as the inverse of multiplication.
- Division (politics), the process of changing national borders or separating political entities.
- Division (vote), a manner by which the votes of legislators are recorded.
- Fair division, the problem of dividing a resource so recipients believe they have received a fair amount
- North-South divide, the geopolitical term for the division between wealthy nations and poor nations.
- Census division
- county constituency or a Parliamentary seat in the United Kingdom Parliament.
- Division (botany), a classification of plants or fungi (the botanical/mycological counterpart to zoology's phylum).
- Division (business), a separate named business operated as a part of an organization.
- Division (country subdivision), a name for a subsidiary state or prefecture of a country.
- Division (military), a unit typically consisting of between 10,000 to 20,000 troops.
- Division (naval), a unit typically consisting of two or four ships.
- Division (organisation), a subsidiary of a larger organisation.
- Division (sport), a group of compatible teams in organised sport who compete amongst themselves for a Divisional title.
- hundred (division) (a subpart of a former administrative unit in England and Wales.
- Police division, a large territorial unit (now often referred to as a Basic Command Unit) of the British police.