Search Result for "maser": 
Wordnet 3.0

NOUN (1)

1. an acronym for microwave amplification by stimulated emission of radiation; an amplifier that works on the same principle as a laser and emits coherent microwave radiation;


The Collaborative International Dictionary of English v.0.48:

maser \ma"ser\, n. 1. Same as Mazer. [1913 Webster] 2. (Physics) [from Microwave Amplification by Stimulated Emission of Radiation.] An electronic device producing coherent monochromatic microwave radiation; it produces less noise than other forms of microwave oscillator. [acronym] [PJC] MASH
WordNet (r) 3.0 (2006):

maser n 1: an acronym for microwave amplification by stimulated emission of radiation; an amplifier that works on the same principle as a laser and emits coherent microwave radiation