Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
receptor | Yes | No | No | No |
pineal eye | Yes | No | No | No |
receptor (noun) | pineal eye (noun) |
---|---|
an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation | a sensory structure capable of light reception located on the dorsal side of the diencephalon in various reptiles |
a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response |