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ionizing radiation

noun, Physics.
any radiation, as a stream of alpha particles or x-rays, that produces ionization as it passes through a medium.
Origin of ionizing radiation
1900-05 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for ionizing radiation
  • Alcohol followed on his short list only after ionizing radiation and hormone therapy.
  • He asked if he could wait somewhere else, since he was exposed there to too much ionizing radiation for comfort.
  • When ionizing radiation strikes a tumor, it generates reactive chemicals called free radicals that damage tumor cells.
  • Microwaves are not ionizing radiation and cannot possibly cause cancer.
  • If dioxin and ionizing radiation cause cancer, then it stands to reason that less exposure to them should improve public health.
  • Non-ionizing radiation create an electric field, and water is a polar molecule.
  • It provides no protection against ionizing radiation or particles.
  • It floored me to learn what science knows about the carcinogenicity of ionizing radiation.
  • What you should have is a link defining clearly the differences between ionizing and non-ionizing radiation.
  • Cancer is caused by high-energy ionizing radiation past the blue end of the spectrum.
British Dictionary definitions for ionizing radiation

ionizing radiation

electromagnetic or corpuscular radiation that is able to cause ionization
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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ionizing radiation in Medicine

ionizing radiation n.
High-energy radiation capable of producing ionization in substances through which it passes.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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