EXAMPLES | WORD ORIGIN noun a device for amplifying electromagnetic waves by stimulated emission of radiation. Origin of maser 1950–55; m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for maser Historical Examples of maser
Maser Djawah freely and evidently trusted his declarations implicitly.
The mazer-bowls were made from maple-wood, so named from the German
Maser, a spotted wood.
"Don't try and buff me, dinAlt," the
maser barrel pushed harder against his back. British Dictionary definitions for maser noun a device for amplifying microwaves, working on the same principle as a laser Word Origin for maser
m ( icrowave) a ( mplification by) s ( timulated) e ( mission of) r ( adiation)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for maser n.
1955, acronym from "microwave amplification (by) stimulated emission (of) radiation."
Online Etymology Dictionary, © 2010 Douglas Harper
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.
The American Heritage® Science Dictionary
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