[foh-toh-ri-sep-ter] /ˌfoʊ toʊ rɪˈsɛp tər/

noun, Physiology, Biology.
a stimulated by light.
(zoology, physiol) a light-sensitive cell or organ that conveys impulses through the sensory neuron connected to it

photoreceptor pho·to·re·cep·tor (fō’tō-rĭ-sěp’tər)
A nerve ending, cell, or group of cells specialized to sense or receive light.


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