(adjective) : pervĭgĭl, is (collat. form pervĭgĭlis:
* Cura,App. M. 11, p. 270, 31), , ever watchful (poet. and in post-Aug. prose; cf. pernox): pervigil in mediae sidera noctis eras,Ov. Am. 1, 6, 44; id. M. 10, 369: pervigilem draconem,id. ib. 7, 149; id. H. 12, 60: pervigiles et insomnes,Plin. Pan. 63: canis,Sen. Herc. Fur. 809: custodia,Luc. 4, 7: torus,Juv. 15, 43: popinae,i. e. open all night,id. 8, 158.
* Transf.: nox,passed without sleep,Just. 12, 13, 7.

s. TLL