maser

[mey-zer] /ˈmeɪ zər/
noun
1.
a device for amplifying electromagnetic waves by stimulated emission of radiation.
Compare laser.
Origin
1950-55; m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)
Examples from the web for maser
  • They called their invention an optical maser--basing the name on an earlier technique for amplifying microwaves.
  • It turns out that this signal is generated in the path between one maser and the phase comparator.
British Dictionary definitions for maser

maser

/ˈmeɪzə/
noun
1.
a device for amplifying microwaves, working on the same principle as a laser
Word Origin
C20: m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)
Word Origin and History for maser
n.

1955, acronym from "microwave amplification (by) stimulated emission (of) radiation."

maser in Science
maser
  (mā'zər)   
Short for microwave amplification by stimulated emission of radiation. A device that generates coherent microwaves using the same principles as a laser. Masers are used in a variety of applications, including in atomic clocks. Natural masers are found in outer space when water or other substances are excited by radiation from a star or by the energy of a collision.
Related Abbreviations for maser

maser

microwave amplification by stimulated emission of radiation