irradiation

irradiation definition - medical

ir·ra·di·a·tion (ĭ-rāˌdē-āˈshən)

noun
  1. Exposure or subjection to the action of radiation for diagnostic or therapeutic purposes.
  2. Medical treatment by exposure to radiation.
  3. The spread of a nervous impulse beyond the usual path of conduction.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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