PHOTOTHERAPY
phototherapy
(noun) the use of strong light to treat acne or hyperbilirubinemia of the newborn
Source: WordNet® 3.1
Etymology
Noun
phototherapy (countable and uncountable, plural phototherapies)
The use of light to treat disorders of the skin, and certain mood disorders.
Synonyms
• light therapy
Source: Wiktionary
Pho`to*ther"a*py, n. (Med.)
Definition: The application of light for therapeutic purposes, esp. for
treating diseases of the skin. -- Pho`to*the*rap"ic (#),
Pho`to*ther`a*peu"tic (#), a.
Source: Webster’s Unabridged Dictionary 1913 Edition