Definition of appestat in English:


Line breaks: appe|stat
Pronunciation: /ˈapɪstat


  • The region of the hypothalamus of the brain which is believed to control a person’s appetite for food.
    More example sentences
    • The entire regulatory apparatus is sometimes called the ‘appestat’ on the analogy of a thermostat, which regulates temperature.
    • Just as a thermostat regulates the temperature in your house, the appestat regulates the appetite control.
    • This is because their appestat tells them to keep eating because the food in their diet lacks nutritional value.


1950s: from appetite, probably on the pattern of thermostat.

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