- ionizingradiation
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i·on·iz·ing radiation (īʹə-nī'zĭng)
n.
High-energy radiation capable of producing ionization in substances through which it passes. It includes nonparticulate radiation, such as x-rays, and radiation produced by energetic charged particles, such as alpha and beta rays, and by neutrons, as from a nuclear reaction.
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Universalium. 2010.