Dictionary.com

therm

or therme

[ thurm ]
/ θɜrm /
Save This Word!

noun Physics.
any of several units of heat, as one equivalent to 1000 large calories or 100,000 British thermal units.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?

Origin of therm

First recorded in 1885–90, therm is from the Greek word thérmē heat

Other definitions for therm (2 of 4)

therm-

variant of thermo- before a vowel: thermesthesia.

Other definitions for therm (3 of 4)

-therm

variant of thermo- as final element in compound words: isotherm.

Other definitions for therm (4 of 4)

therm.

abbreviation
thermometer.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use therm in a sentence

British Dictionary definitions for therm

therm
/ (θɜːm) /

noun
British a unit of heat equal to 100 000 British thermal units. One therm is equal to 1.055 056 × 10 8 joules

Word Origin for therm

C19: from Greek thermē heat
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
FEEDBACK