receptor

reseptori puhekieltä 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.
2001: In the target organ, the drug is recognised by ‘receptors’. These are large molecules, usually proteins, to which the drug binds tightly and with a high degree of specificity. — Leslie Iversen, Drugs: A Very Short Introduction (Oxford 2001, p. 24)
puhekieltä Any specialized cell or structure that responds to sensory stimuli.
receptive
(l)
(alternative form of)
receiving
receiver, (l), recipient
puhekieltä catcher