1. s. fulgor (bright, blazing; e.g., of comets, lightning, etc.; also opposed to fumus). A flash of lightning, fulgur (ἀστραπή, the lightning, inasmuch as it shines, and as a single temporary phenomenon on the horizon, instead of which sometimes fulgores is met with, but seldom the sing. fulgor. It ought to be well distinguished from fulgetrum or fulgetra; i. e., continued or repeated lightning): fulmen (κεραυνός, the lightning, inasmuch as it strikes any object). [Vid :, also, LIGHTNING.] Flash of the eye or the eyes, ardor oculorum (Cic., Balb., 21, extr.), or acies oculorum (Caes., B.G., 1, 39); vultus ardore animi micans (the look or glance flashing with wrath): to emit slight flashs of anything, jacere igniculos alicujus rei; igniculos alicujus rei ostendere (e.g., ingenii): like a flash of lightning (i. e., as quick), *fulminis instar; cum maxima celeritate.
2. v. fulgere (to shine like lightning): micare: splendere (to sparkle, to glitter). The swords were seen flashing, micantes fulsere gladii: his eyes flashed through the mask, ex persona ardebant oculi: his eyes flash, oculi ardent (Cic., Verr., 4, 66, 148), or vultus ejus ardore micat (if with rage).