[n] the act of subdividing; division of something previously divided
[n] a section of a section; a part of a part; i.e., a part of something already divided
[n] a self-contained part of a larger composition (written or musical); "he always turns first to the business section"; "the history of this work is discussed in the next section"
[n] an administrative division of some larger or more complex organization; "a branch of Congress"
[n] an area composed of subdivided lots
article, book, canto, chapter, clause, close, closing, conclusion, division, division, end, ending, episode, executive branch, insert, introduction, judicial branch, lead, lead-in, legislative branch, local post office, music, narration, obbligato, obligato, parcel, parcel of land, partition, partitioning, passage, piece of ground, piece of land, piece of writing, post office, recapitulation, section, sectionalisation, sectionalization, segment, segmentation, sports section, spot, tract, writing, written material
\Sub`di*vi"sion\, n. [L. subdivisio: cf. F. subdivision.]
1. The act of subdividing, or separating a part into smaller parts.
2. A part of a thing made by subdividing. In the decimal table, the subdivision of the cubit, as span, palm, and digit, are deduced from the shorter cubit. --Arbuthnot.