light beam

Noun

1.

light beam - a column of light (as from a beacon) Synonyms: beam of light, ray, ray of light, shaft of light, irradiation, beam, shaft

beam, beam of light, heat ray, high beam, irradiation, laser beam, light, low beam, moon ray, moon-ray, moonbeam, ray, ray of light, shaft, shaft of light, sunbeam, sunray, visible light, visible radiation