photodermatitis pho·to·der·ma·ti·tis (fō’tō-dûr’mə-tī’tĭs)
Dermatitis caused by exposure to ultraviolet light.
[foh-toh-di-tek-ter] /ˈfoʊ toʊ dɪˌtɛk tər/ noun 1. . 2. Electronics. any device, as a photodiode, phototube, or photovoltaic cell, that uses the photoelectric effect to convert radiant energy into an electrical signal.
[foh-toh-dahy-ohd] /ˈfoʊ toʊˌdaɪ oʊd/ noun, Electronics. 1. a photosensitive semiconductor . /ˌfəʊtəʊˈdaɪəʊd/ noun 1. a semiconductor diode, the conductivity of which is controlled by incident illumination photodiode (fō’tō-dī’ōd’) A diode that exhibits sensitivity to light, either by varying its electrical resistance like a photoresistor, or generating a electric potential in the manner of a photoelectric […]
[foh-toh-di-sin-ti-grey-shuh n] /ˌfoʊ toʊ dɪˌsɪn tɪˈgreɪ ʃən/ noun, Physics. 1. the of a nucleus, induced by its absorption of a photon. /ˌfəʊtəʊdɪˌsɪntɪˈɡreɪʃən/ noun 1. disintegration of an atomic nucleus as a result of its absorption of a photon, usually a gamma ray
[foh-toh-di-soh-see-ey-shuh n, -shee-] /ˌfoʊ toʊ dɪˌsoʊ siˈeɪ ʃən, -ʃi-/ noun 1. the or breakdown of a chemical compound by radiant energy.