adjective[postpositive when used with a numeral]
Of or denoting a scale of temperature on which water freezes at 32° and boils at 212° under standard conditions.
- If you heat up water to 212 degrees Fahrenheit, depending on pressure and so forth, it boils.
- Water boils at 212 degrees Fahrenheit, or 100 degrees Celsius.
- The tests included temperatures as cold as minus 112 degrees Fahrenheit to simulate the conditions of open space.
noun(also Fahrenheit scale)
The Fahrenheit scale of temperature.
- The Fahrenheit and Celsius scales are based on two fixed points, the Kelvin and Rankine scales are based on one.
- Likewise, we can measure temperatures on the Celsius or Fahrenheit scales.
- The original zero point of the Fahrenheit temperature scale was set at the lowest temperature that could be reached in a mixture of salt and ice.
Mid 18th century: named after Gabriel Daniel Fahrenheit (1686–1736), German physicist.
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