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phototherapy

[ foh-tuh-ther-uh-pee ]
/ ˌfoʊ təˈθɛr ə pi /
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noun
treatment of disease, especially of the skin, by means of light rays.
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Origin of phototherapy

First recorded in 1895–1900; photo- + therapy

OTHER WORDS FROM phototherapy

pho·to·the·rap·ic [foh-toh-thuh-rap-ik], /ˌfoʊ toʊ θəˈræp ɪk/, adjectivepho·to·ther·a·pist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use phototherapy in a sentence

  • Hence there has arisen in medicine a vast and most interesting chapter of phototherapy.

    Pedagogical Anthropology|Maria Montessori

British Dictionary definitions for phototherapy

phototherapy

phototherapeutics (ˌfəʊtəʊˌθɛrəˈpjuːtɪks)

/ (ˌfəʊtəʊˈθɛrəpɪ) /

noun
(functioning as singular) the use of light in the treatment of disease

Derived forms of phototherapy

phototherapeutic, adjectivephototherapeutically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for phototherapy

phototherapy
[ fō′tō-thĕrə-pē ]

n.
The treatment of a disorder, especially of the skin, by exposure to light, including ultraviolet and infrared radiation.light treatment
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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