receptor
/rɪˈseptə(r)/noun
1- Physiology an organ or cell able to respond to light, heat, or other external stimulus and transmit a signal to a sensory nerve【生理】感受器。
1.1
- a region of tissue, or a molecule in a cell membrane, which responds specifically to a particular neurotransmitter, hormone, antigen, or other substance受体。
词源
early 20th cent.: coined in German from Latin receptor, from recept- 'taken back', from the verb recipere （see RECEIVE）.