graser

== English == === Alternative forms === gaser === Etymology === Acronym of Gamma Ray Amplification by the Stimulated Emission of Radiation. === Pronunciation === IPA(key): /ˈɡɹeɪz.ə(ɹ)/ Rhymes: -eɪzə(ɹ) Homophone: grazer === Noun === graser (plural grasers) (physics, science fiction) A device for the coherent amplification or generation of electromagnetic radiation in the gamma ray wavelength by the use of excitation energy in resonant atomic or molecular systems. The beam of coherent gamma rays produced by such a device. ==== Coordinate terms ==== laser LASER maser MASER ==== References ==== Jeff Prucher, editor (2007), “graser”, in Brave New Words: The Oxford Dictionary of Science Fiction, Oxford, Oxfordshire; New York, N.Y.: Oxford University Press, →ISBN, page 81. === Anagrams === Ragers, Grears, ragers, sarger