(1) German physicist who invented the mercury thermometer and developed the scale of temperature that bears his name (1686-1736)
WiktionaryText
Adjective
Fahrenheit
A temperaturescale 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 humanbody, 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.