receptor
nounUK /rɪˈseptə/
US /rɪˈseptər/
A receptor is a tiny part of your body that feels things and sends messages to your brain.
The receptors in your skin let you feel the soft fur of a cat.
OTHER MEANINGS
2. A special structure on a cell that certain molecules can attach to.
The medicine works by sticking to receptors on the cell.
3. A device that receives radio or television signals.
The old radio receptor picked up signals from far away.
4. A person or thing that receives something.
In the experiment, the receptor of the message wrote it down.