phototherapeutics

[ foh-tuh-ther-uh-pyoo-tiks ]
/ ˌfoʊ təˌθɛr əˈpyu tɪks /

noun (used with a singular verb)

the branch of therapeutics that deals with the curative use of light rays.

Origin of phototherapeutics

First recorded in 1900–05; photo- + therapeutics

OTHER WORDS FROM phototherapeutics

pho·to·ther·a·peu·tic, adjective