Fahrenheit

American  

[far-uhn-hahyt, fahr-uhn-hahyt] / ˈfær ənˌhaɪt, ˈfɑr ənˌhaɪt /

noun

1. Gabriel Daniel 1686–1736, German physicist: devised a temperature scale and introduced the use of mercury in thermometers.

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adjective

1. noting, pertaining to, or measured according to a temperature scale Fahrenheitscale in which 32° represents the ice point and 212° the steam point. F

Fahrenheit ¹ British  

/ ˈfærənˌhaɪt /

adjective

1.  F.  of or measured according to the Fahrenheit scale of temperature

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Fahrenheit ² British  

/ ˈfaːrənhait /

noun

1. Gabriel Daniel (ˈɡaːbrieːl ˈdaːnieːl). 1686–1736, German physicist, who invented the mercury thermometer and devised the temperature scale that bears his name

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Fahrenheit ¹ Scientific  

/ făr′ən-hīt′ /

1. Relating to or based on a temperature scale that indicates the freezing point of water as 32° and the boiling point of water as 212° under standard atmospheric pressure.

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Fahrenheit ² Scientific  

1. German physicist who invented the mercury thermometer in 1714 and devised the Fahrenheit temperature scale.

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Fahrenheit ¹ Cultural  

1. A temperature scale according to which water freezes at 32 degrees and boils at 212 degrees. The scale was devised by Gabriel Daniel Fahrenheit, an instrument maker of the eighteenth century, born in Germany.

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Fahrenheit ² Cultural  

1. A temperature scale, used primarily in the United States, in which the freezing point of water is 32 degrees and the boiling point 212 degrees. Temperatures in this scale are denoted by °F or, in scientific usage, F alone. (Compare Celsius.)

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Example Sentences

Most require temperatures near absolute zero, about -459 degrees Fahrenheit, to maintain the fragile quantum states needed for computation and communication.

From Science Daily • May 30, 2026

As of Tuesday morning, the substance was hovering between 90 and 92 degrees Fahrenheit and water was still flowing on it.

From Los Angeles Times • May 27, 2026

MMA should be stored in an environment between 59 and 77 degrees Fahrenheit, according to companies that work with the chemical.

From The Wall Street Journal • May 24, 2026

French media reported that, on April 6, two users profited when they correctly estimated that the weather in Paris would reach a high of 21° Celsius, or 70° Fahrenheit, that day under odd circumstances.

From MarketWatch • Apr. 23, 2026

Shining my headlamp on a dime-store thermometer clipped to the parka I’d been using as a pillow, I saw that the temperature inside the cramped, two-person tent was seven degrees below zero Fahrenheit.

From "Into Thin Air" by Jon Krakauer