osmoreceptor
/ˌɑzmoʊrɪˈsɛptər/
noun
- A nerve cell or structure in the body that detects changes in the concentration of fluids (osmotic pressure) and helps regulate water balance.
- When osmoreceptors detect high salt concentration, they trigger thirst.
- The body's osmoreceptors help maintain proper hydration levels.
- Osmoreceptors in the brain signal when you need to drink more water.
Synonyms