grenz rays

grenz rays definition - medical

grenz rays (grĕnts)

plural noun
Very soft x-rays, closely allied to ultraviolet rays in their wavelength and in their biological action upon tissues.

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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