D defs.my
Entry 2 senses Webster, 1913

Subdivision

/sŭb'-dĭv-ĭzhˌ-ən/ · Sub·di·vi·sion · IPA /ˈsʌbdɪvɪʒən/
01 n. The act of subdividing, or separating a part into smaller parts.
  1. 1.
    The act of subdividing, or separating a part into smaller parts.
  2. 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.