D defs.my
Entry 2 senses Webster, 1913

Maturity

/məch-o͝or'-ət-ē/ · Ma·tu·ri·ty · IPA /məˈtʊəɹəti/
01 n. The state or quality of being mature; ripeness; full development; as, the maturity of corn or of grass; maturity of judgment; the maturity …
  1. 1.
    The state or quality of being mature; ripeness; full development; as, the maturity of corn or of grass; maturity of judgment; the maturity of a plan.
  2. 2.
    Arrival of the time fixed for payment; a becoming due; termination of the period a note, etc., has to run.