radiophylaxis

Medical Dictionary

radiophylaxis ra·di·o·phy·lax·is (rā'dē-ō-fə-lāk'sĭs)
n.
The lessened effect of a dose of radiation when administered after a previous smaller dose.

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