phototherapy Hear it!

phototherapy definition

photo·ther·apy (fōt′ō t̸herə pē)

noun

the use of sunlight, lamps, or lasers to treat skin disorders, depression, etc.

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Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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