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单词 receptor
释义

WordReference Random House Unabridged Dictionary of American English © 2024
re•cep•tor  (ri septər),USA pronunciation n. 
  1. Physiology, Cell Biologyan end organ or a group of end organs of sensory or afferent neurons, specialized to be sensitive to stimulating agents, as touch or heat.
  2. Biochemistry, Cell Biology[Cell Biol.]any of various specific protein molecules in surface membranes of cells and organelles to which complementary molecules, as hormones, neurotransmitters, antigens, or antibodies, may become bound.
  3. Buildingthe panlike base of a stall shower.
  • Latin receptor. See reception, -tor
  • Old French
  • late Middle English receptour 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::
receptor /rɪˈsɛptə/ n
  1. a sensory nerve ending that changes specific stimuli into nerve impulses
  2. any of various devices that receive information, signals, etc
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