D defs.my
Entry 1 sense Webster, 1913

Diminuendo

· Di·min·u·en·do · IPA /dɪˌmɪnjuːˈɛndəʊ/
01 adv. In a gradually diminishing manner; with abatement of tone; decrescendo; -- expressed on the staff by Dim., or Dimin., or the sign.
  1. 1.
    In a gradually diminishing manner; with abatement of tone; decrescendo; -- expressed on the staff by Dim., or Dimin., or the sign.(Mus.)