Definition of RECEPTOR

receptor

Plural: receptors

Noun

  • 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
  • an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
  • A protein on a cell wall that binds with specific molecules so that they can be absorbed into the cell in order to control certain functions.
  • Any specialized cell or structure that responds to sensory stimuli.
  • One who receives something or someone; in particular, one who harbors a fugitive.

Origin / Etymology

From Middle English receptour, from Old French receptour or Latin receptōrius, from recipiō (“receive”), from re- (“back”) + capiō (“I hold”).

Synonyms

sense organ, sensory receptor

Antonyms

effector

Scrabble Score: 12

receptor is a valid Scrabble (US) TWL word
receptor is a valid Scrabble Word in Merriam-Webster MW Dictionary
receptor is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 14

receptor is a valid Words With Friends word