Definition of Photoreceptor
1. [n -S]
Medical Definition of Photoreceptor
1.
| A specialised cell type in a multicellular organism that is sensitive to light. This definition excludes single celled organisms, but includes noneye receptors, such as snake infra red (heat) detectors or photosensitive pineal gland cells.
See: retinal rods, retinal cones.
(31 Dec 1997)
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Lexicographical Neighbors of Photoreceptor
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