noun
receptor
rih-SEHP-tuh
noun
1
A structure in a cell or on its surface that detects and responds to specific signals or substances.
"The drug binds to pain receptors in the brain."
2
A body structure or cell that responds to sensory stimuli such as light, sound, or touch.
"Receptors in the skin allow us to feel pressure and temperature."
How to Use Receptor
Learner’s notesIn plain EnglishA cell part or structure that picks up specific signals, like a lock waiting for the right key.
Common pairings
pain receptor
nerve receptor
bind to a receptor
Word Forms
receptors plural
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The drug binds to pain _____ in the brain.
Etymology
From Old French receptour or Latin receptorius, from recipio ("to receive").