actinic

actinic definition - medical

ac·tin·ic (ăk-tĭnˈĭk)

adjective
Of or relating to the chemically active rays of the electromagnetic spectrum.

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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