| Illuminant (n.) Something used to produce light; as, gas and petroleum are illuminants. Thesaurus Entries aglow, beaming, beamy, benzine, blushing, bright and sunny, burning, candescent, candle, coal oil, electric light bulb, electricity, fire, flame, flushing, gas, gasoline, gleaming, gleamy, glim, glinting, glowing, illuminating, illuminating gas, illuminative, illuminator, illumining, incandescent, incandescent body, irradiative, kerosene, lamp, lamping, lantern, light, light as day, light bulb, light source, luciferous, lucific, luciform, luminant, luminary, luminative, luminiferous, luminificent, luminous, lustrous, match, moon, oil, orient, paraffin, petrol, petroleum, radiant, rutilant, rutilous, shining, shiny, source of light, starbright, starlike, starry, stars, streaming, suffused, sun, sunny, sunshiny, taper, torch |