photodynamic
adjective
pho·to·dy·nam·ic
ˌfō-tō-(ˌ)dī-ˈna-mik 
: 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
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
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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
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.
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Medical Definition
photodynamic
adjective
pho·to·dy·nam·ic
-dī-ˈnam-ik
: 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
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