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room temperature

American  
[room tem-per-uh-cher, -choor, -pruh-, -per-cher, room] / ˈrum ˈtɛm pər ə tʃər, -ˌtʃʊər, -prə-, -pər tʃər, ˈrʊm /

noun

  • room temperatures
    plural
  1. a temperature at which food, drink, medicine, etc., is neither cooled nor heated.

    Unopened, our sauces can be stored at room temperature for months, but opened jars must be refrigerated.

    The cheeses are best served at room temperature.

  2. any indoor temperature that falls within a range considered comfortable for human occupancy.

    We tested the strength of the bond at room temperature and at 140°F.


room temperature British  

noun

  1. the normal temperature of a living room, usually taken as being around 20°C

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of room temperature

First recorded in 1845–50

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.

See Examples For:

Serve warm or at room temperature with whipped cream.

From Salon Aug. 16, 2026

"By enabling heat to be guided, focused and redistributed with nanoscale precision at room temperature, the discovery establishes a foundation for quantum thermal engineering."

From Science Daily Aug. 7, 2026

Instead, the Royal Mint uses a process that dissolves the gold at room temperature.

From Barron's Aug. 4, 2026

For CoAl to become plastic at room temperature, the material needs a large number of these dislocations.

From Science Daily Jul. 31, 2026

“Ah, they’re wisdom cookies! I’ve made these from scratch before. The secret is to allow the books to hit room temperature before mixing them. Cold writing doesn’t sit well in the mind.”

From "Aru Shah and the End of Time" by Roshani Chokshi

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