Twilight1. (n.) The light perceived before the rising, and after the setting, of the sun, or when the sun is less than 18 below the horizon, occasioned by the illumination of the earth's atmosphere by the direct rays of the sun and their reflection on the earth.
2. (n.) faint light; a dubious or uncertain medium through which anything is viewed.
3. (a.) Seen or done by twilight.
4. (a.) Imperfectly illuminated; shaded; obscure.
Thesaurus Entries
afterglow, alpenglow, aurora, bad light, brown of dusk, brownness, candlelight, candlelighting, cocklight, crepuscular, crepuscule, dark, darkening, darkish, darkishness, darkling, darksome, darksomeness, dawnlight, deadness, decay, declination, decline, dim, dim light, diminution, dimming, dimness, dimpsy, downturn, drabness, dullness, dusk, duskiness, duskingtide, duskness, dusky, ebb, end, evening, evensong, eventide, first light, flatness, foredawn, gloam, gloaming, glooming, gloomy, glow, half-light, lack of sparkle, lackluster, lifelessness, limbo, lusterlessness, mat, mat finish, morning twilight, murk, murkiness, nightfall, obscure, owllight, partial darkness, semidark, shadowy, shady, slump, somberness, sundown, sunset, sunsetty, the small hours, twilight zone, twilighty, vesper, vespertine, wane, waning, weakening