photodynamics

[ foh-toh-dahy-nam-iks ]
/ ˌfoʊ toʊ daɪˈnæm ɪks /

noun (used with a singular verb)

the science dealing with light and its effects on living organisms.

Origin of photodynamics

First recorded in 1885–90; photo- + dynamics

OTHER WORDS FROM photodynamics

pho·to·dy·nam·ic, pho·to·dy·nam·i·cal, adjective pho·to·dy·nam·i·cal·ly, adverb

Words nearby photodynamics

photodissociation, photodistribution, photodrama, photoduplicate, photodynamic, photodynamics, photodynia, photoelasticity, photoelectric, photoelectric cell, photoelectric current

British Dictionary definitions for photodynamic (1 of 2)

photodynamic
/ (ˌfəʊtəʊdaɪˈnæmɪk) /

adjective

of or concerned with photodynamics
involving or producing an adverse or toxic reaction to light, esp ultraviolet light
med denoting a therapy for cancer in which a cytotoxic drug is activated by a laser beam

British Dictionary definitions for photodynamic (2 of 2)

photodynamics
/ (ˌfəʊtəʊdaɪˈnæmɪks) /

noun

(functioning as singular) the branch of biology concerned with the effects of light on the actions of plants and animals

Medical definitions for photodynamic (1 of 2)

photodynamic
[ fō′tō-dī-năm′ĭk ]

adj.

Of or relating to the energy of light.
Enhancing the effects of or inducing a toxic reaction to light, especially to ultraviolet light.

Medical definitions for photodynamic (2 of 2)

photodynamics
[ fō′tō-dī-năm′ĭks ]

n.

The science that deals with the activating effects of light on living organisms.

Scientific definitions for photodynamic

photodynamics
[ fō′tō-dī-năm′ĭks ]

The scientific study of the effects of light on organic compounds and on the metabolisms of living things.