photodynamic

adjective

pho·​to·​dy·​nam·​ic ˌfō-tō-(ˌ)dī-ˈna-mik How to pronounce photodynamic (audio)
: of, relating to, or having the property of intensifying or inducing a toxic reaction to light (as in the destruction of cancer cells stained with a light-sensitive dye) in a living system
photodynamically adverb

Examples of photodynamic in a Sentence

Recent Examples on the Web To the best of our knowledge, this is the first-of-its-kind photodynamic therapy aerosol generator for airborne disinfection. Hee-Jae Jeon, The Conversation, 20 Aug. 2020 My dermatologist has recommended blue-light photodynamic therapy for facial actinic keratoses. Dr. Keith Roach, oregonlive, 10 Feb. 2023 When used medically for treatment of actinic keratosis, the cost of photodynamic therapy may be covered by insurance, but don’t expect your insurance to cover it for acne, rosacea, or skin rejuvenation. Naomi Barr, SELF, 12 May 2022 The drug is a type of treatment called photodynamic therapy. Dallas News, 11 Aug. 2021 Our idea was inspired by photodynamic therapy, which is a medical treatment, including for certain types of cancer. Hee-Jae Jeon, The Conversation, 20 Aug. 2020 Both work well on their own but when used in tandem the LED activates photodynamic ingredients like collagen-boosting Tara tree and DNA-repairing blue-green algae, turbocharging their performance. Evelyn Crowley, Vogue, 19 Dec. 2018 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'photodynamic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of photodynamic was in 1882

Dictionary Entries Near photodynamic

Cite this Entry

“Photodynamic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photodynamic. Accessed 4 Dec. 2023.

Medical Definition

photodynamic

adjective
pho·​to·​dy·​nam·​ic -dī-ˈnam-ik How to pronounce photodynamic (audio)
: of, relating to, or having the property of intensifying or inducing a toxic reaction to light (as the destruction of cancer cells stained with a light-sensitive dye) in a living system
photodynamic action
photodynamic therapy
photodynamically adverb
Love words? Need even more definitions?

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