German physicist who invented the mercury thermometer and developed the scale of temperature that bears his name (1686-1736)
of or relating to a temperature scale proposed by the inventor of the mercury thermometer
"water freezes at 32 degrees Fahrenheit under normal conditions"
Describing a temperature scale originally defined as having 0 °F as the lowest temperature obtainable with a mixture of ice and salt, and 96 °F as the temperature of the human body, and now defined with 32 °F equal to 0 °C, and each degree Fahrenheit equal to 5/9 of a degree Celsius or 5/9 kelvin.