D defs.my
Entry 4 senses · 2 variants Webster, 1913

Matin

· Mat·in · IPA /ˈmætɪn/
01 n. Morning.
  1. 1.
    Morning.[Obs.]
  2. 2.
    Morning worship or service; morning prayers or songs.
    “The winged choristers began To chirp their matins.” — Cleveland.
  3. 3.
    Time of morning service; the first canonical hour in the Roman Catholic Church.
02 a. Of or pertaining to the morning, or to matins; used in the morning; matutinal.
  1. 1.
    Of or pertaining to the morning, or to matins; used in the morning; matutinal.