Lewis & Short

vĭgĭlo, āvi, ātum, 1, v. n. and a. [vigil].

  1. I. Neutr., to watch, i. e. to be or keep awake at night, not to sleep, be wakeful (class.; syn. excubo).
    1. A. Lit.: ad multam noctem vigilare, Cic. Rep. 6, 10, 10: de nocte, id. Q. Fr. 2, 15, 2: proximā nocte, id. Cat. 3, 3, 6: usque ad lucem, Ter. Eun. 2, 2, 46: ad ipsum Mane, Hor. S. 1, 3, 17.
      With a homogeneous object: in lectitando … vigilias vigilare, Gell. N. A. praef. § 19.
      Impers.: redeo si vigilatur et hic, Mart. 12, 68, 6.
      Transf.: vigilat Troicus ignis, burns continually, Stat. S. 1, 1, 35; so, flamma, Flor. 1, 2, 3: lumina (of a light-house), Ov. H. 18, 31.
      Prov.
          1. (α) Hic vigilans somniat, i. e. builds castles in the air, Plaut. Capt. 4, 2, 68; cf.: num ille somniat Ea, quae vigilans voluit? Ter. And. 5, 6, 8.
          2. (β) Qui imperata effecta reddat, non qui vigilans dormiat, who dreams with his eyes open, goes to sleep over a thing, Plaut. Ps. 1, 3, 152; cf.: et vigilans stertis, Lucr. 3, 1048: vigilanti stertere naso, Juv. 1, 57.
            Impers. pass.: redeo, si vigilatur et hic, Mart. 12, 68, 6.
    2. B. Trop.
      1. 1. In gen., to be watchful, vigilant: vigilantes curae, Cic. Div. 1, 43, 96: oculi vigilantes, Verg. A. 5, 438.
      2. 2. In partic., to keep watch over any thing, to be watchful or vigilant: vigilandum est semper: multae insidiae sunt bonis, Att. ap. Cic. Planc. 24, 59 (Trag. Rel. p. 138 Rib.): excubabo vigilaboque pro vobis, Cic. Phil. 6, 7, 18: vigila, Chrysippe, ne tuam causam deseras, id. Fat. 6, 12: ut vivas, vigila, Hor. S. 2, 3, 152: studiis vigilare severis, to engage in, Prop. 2, 3, 7: janitor ad dantes vigilet, id. 4 (5), 5, 47: Mars, vigila, an invocation to Mars at the breaking out of a war, acc. to Serv. ad Verg. A. 8, 3.
  2. II. Act., to watch through, spend in watching, to do or make while watching (poet.): noctes vigilantur amarae, Ov. H. 12, 169; so, vigilata nox, id. F. 4, 167: ubi jam breviorque dies et mollior aetas, Quae vigilanda viris, Verg. G. 1, 313: carmen vigilatum, Ov. F. 4, 109: vigilati labores, id. Tr. 2, 11: magia occulta noctibus vigilata, pursued by night, App. Mag. p. 304, 28.
    Hence,
    1. A. vĭgĭlans, antis, P. a. (acc. to I. B. 2.), watchful, anxious, careful, vigilant: vigilantes et boni et fortes et misericordes, Cic. Rosc. Am. 48, 139: vigilans et acutus tribunus plebis, id. Agr. 1, 1, 3: vigilans et industrius homo, id. Att. 8, 11, B, 1: sentiet in hac urbe esse consules vigilantis, id. Cat. 2, 12, 27.
      Comp.: nemo paratior, vigilantior, compositior, Cic. Verr. 1, 11, 32.
      Sup.: dux (Hannibal), Val. Max. 9, 1, ext. 1.
      Adv.: vĭgĭlanter, watchfully, carefully, vigilantly, Cic. Verr. 2, 4, 64, § 144.
      Comp.: vigilantius, Cic. Rep. 6, 24, 26.
      Sup.: vigilantissime, Cic. Mur. 15, 32.
    2. * B. vĭ-gĭlātē, adv., for vigilanter, watchfully, vigilantly, Gell. 3, 14, 12.