Definitions of subdivision
a piece of land which has been divided into smaller units
The unit is in Hillside, which is one of six subdivisions within the Chapel Hill Estates complex.
a smaller unit within a division (=a section of an organization that deals with a particular kind of work)
Officers from the Welsh language subdivision are considering how to assess the effect of language on government spending.
the division of a piece of land into smaller units
The Subdivision Map Act of the State of California governs the subdivision of land for the purpose of sale, leasing or financing.