Meaning of LASER in English

LASER

transcription, транскрипция: [ ˈleɪzə ]

n. a device that generates an intense beam of coherent monochromatic radiation in the infrared, visible, or ultraviolet region of the electromagnetic spectrum, by stimulated emission of photons from an excited source. [light amplification by stimulated emission of radiation: cf. MASER]

English main colloquial, spoken dictionary.      Английский основной разговорный словарь.