Dictionary.com
Thesaurus.com

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.


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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Fahrenheit 1 Scientific  
/ fărən-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.


Fahrenheit 2 Scientific  
  1. German physicist who invented the mercury thermometer in 1714 and devised the Fahrenheit temperature scale.


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.


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.)


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One limiting factor will be the availability of export infrastructure, such as the multibillion-dollar terminals that chill natural gas to minus 260 degrees Fahrenheit to make it a liquid suitable for ocean transport.

From The Wall Street Journal • May 13, 2026

Average summer air temperatures have climbed by about 3 degrees Fahrenheit since 1919, including an increase of 0.8 degrees over the past decade.

From Science Daily • Apr. 25, 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

As for the mission, the Orion spacecraft carrying the four astronauts will hit the Earth’s atmosphere at about 24,000 miles an hour External link and heat up to roughly 5,000 degrees Fahrenheit External link.

From Barron's • Apr. 10, 2026

The men installed a more powerful burner that, once ignited, heated the kiln to three thousand degrees Fahrenheit.

From "The Devil in the White City" by Erik Larson

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "Fahrenheit" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com