Meaning & use
Therm
Last updated
A unit of heat energy, traditionally used to measure natural gas consumption, equal to 100,000 British thermal units.
See it in a sentence
The utility bill listed usage of 42 therms for the month.
Natural gas prices are often quoted per therm.
A note on using this word
The therm remains a standard billing unit for natural gas in the United States and the United Kingdom, even as most scientific work uses the joule.
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