receptor

receptor definition - medical

re·cep·tor (rĭ-sĕpˈtər)

noun
  1. A specialized cell or group of nerve endings that responds to sensory stimuli.
  2. A molecular structure or site on the surface or interior of a cell that binds with substances such as hormones, antigens, drugs, or neurotransmitters.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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