pho·​to·​che·​mo·​ther·​a·​py -ˌkē-mō-ˈther-ə-pē How to pronounce photochemotherapy (audio)
plural photochemotherapies
: treatment especially for psoriasis in which administration of a photosensitizing drug (as psoralen) is followed by exposure to ultraviolet radiation or sunlight

Dictionary Entries Near photochemotherapy

Cite this Entry

“Photochemotherapy.” Medical Dictionary, Merriam-Webster, Accessed 31 Jan. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
True or False

Test your knowledge - and maybe learn something along the way.

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?