gallĭcĭnĭum — Lewis & Short
gallĭcĭnĭum, ii, n.1. gallus-cano,
I cock-crowing, used only transf. as a specification of time, for the last watch of the night, the break of day, early dawn:
noctis gallicinio venit quidam juvenis,App. M. 8 init.; Amm. 22, 14; Macr. S. 1, 3; Censor. de Die Nat. 24.—Plur., Petr. 62, 3.