maser

(redirected from Microwave amplification by stimulated emission of radiation)
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ma·ser

 (mā′zər)
n.
1. A device that generates or amplifies electromagnetic radiation, especially microwaves, of a coherent wavelength by stimulated emission.
2. A natural object or region of space that acts like a maser, as a star-forming region of intersellar space.

[m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation).]

maser

(ˈmeɪzə)
n
(Electronics) a device for amplifying microwaves, working on the same principle as a laser
[C20: m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)]

ma•ser

(ˈmeɪ zər)

n.
a device for producing or amplifying electromagnetic waves by exciting atoms and causing them to radiate their energy in phase. Compare laser.
[1955; m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)]

ma·ser

(mā′zər)
Any of several devices that amplify or generate microwaves. Masers are similar to lasers but emit microwaves instead of light.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.maser - 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
amplifier - electronic equipment that increases strength of signals passing through it
gas maser - a maser in which microwave radiation interacts with gas molecules
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