Defn: A French mastiff.

MATIN Mat"in, n. Etym: [F. fr. L. matutinum the morning, matutinus of the morning, Matuta the goddess of the morning. See Matutinal.]

1. Morning. [Obs.] Shak.

2. pl. Etym: [F. matines. See Etymol. above.]

Defn: Morning worship or service; morning prayers or songs.
The winged choristers began To chirp their matins. Cleveland.

3. Time of morning service; the first canonical hour in the Roman Catholic Church.

MATIN
Mat"in, a.

Defn: Of or pertaining to the morning, or to matins; used in the morning; matutinal.

MATINAL
Mat"in*al, a.

Defn: Relating to the morning, or to matins; matutinal.