gamma radiation
noun
electromagnetic radiation emitted by atomic nuclei; the wavelength is generally in the range 1 × 10 –10 to 2 × 10 –13 metres
electromagnetic radiation of very short wavelength emitted by any source, esp the portion of the electromagnetic spectrum with a wavelength less than about 1 × 10 –11 metres
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Words nearby gamma radiation
gammagram, gamma hydroxybutyrate, gamma-interferon, gamma iron, gamma knife, gamma radiation, gamma ray, gamma-ray astronomy, gamma-ray burst, gamma rays, gamma stock
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Cultural definitions for gamma radiation
gamma radiation
[ (gam-uh) ]
The most energetic radiation in the electromagnetic spectrum; it has the lowest wavelength and the highest frequency in the spectrum. Gamma rays are sent out by some radioactive nuclei. Unlike alpha radiation and beta radiation, gamma rays are not made up of particles, and they have no charge.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.