- gamma ray
- noun Date: 1903 a photon emitted spontaneously by a radioactive substance; also a photon of higher energy than that of an X ray — usually used in plural
New Collegiate Dictionary. 2001.
gamma ray
Look at other dictionaries:
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Gamma Ray — al finalizar un concierto en Barcelona, en la gira Majestic European Tour Datos generales Origen Hamburgo … Wikipedia Español
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Gamma ray — Gam ma ray n. (Physics) A very penetrating electromagnetic ray not appreciably deflected by a magnetic or electric field, emitted by radioactive substances. Gamma rays are photons of electromagnetic radiation having a wavelength shorter than that … The Collaborative International Dictionary of English
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gamma ray — n [C usually plural] a beam of light with a short ↑wavelength, that can pass through solid objects >.gamma radi ation n [U] … Dictionary of contemporary English
gamma ray — n. 1. electromagnetic radiation having a wavelength of 10 9 centimeters or less: may be produced by the reactions of nuclei or elementary particles or by the interaction of high energy electrons with matter 2. a stream of gamma rays … English World dictionary
gamma ray — n a photon emitted spontaneously by a radioactive substance also a high energy photon usu. used in pl … Medical dictionary
gamma ray — Physics. 1. a photon of penetrating electromagnetic radiation (gamma radiation) emitted from an atomic nucleus. 2. a photon emitted by an electron as a result of internal conversion. 3. electromagnetic radiation with wavelengths shorter than… … Universalium
