D defs.my
Entry 2 senses Webster, 1913

Dispositive

/dĭsˌ-päz'-ət-ĭv/ · Dis·pos·i·tive · IPA /dɪˈspɒzɪtɪv/
01 a. Disposing; tending to regulate; decretive.
  1. 1.
    Disposing; tending to regulate; decretive.[Obs.]
    “His dispositive wisdom and power.” — Bates.
  2. 2.
    Belonging to disposition or natural, tendency.[Obs.]