Try Our Apps


Famous Last Words


or therme

[thurm] /θɜrm/
noun, Physics.
any of several units of heat, as one equivalent to 1000 large calories or 100,000 British thermal units.
Origin of therm
First recorded in 1885-90, therm is from the Greek word thérmē heat



variant of thermo- before a vowel:


variant of thermo- as final element in compound words:
isotherm. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for therm
Historical Examples
  • These ruins may have belonged to the therm of Agrippa, which Augustus frequented.

    Old Rome Robert Burn
  • It has long been known that these houses were built on the old walls and vaults of the therm.

    Rambles in Rome S. Russell Forbes
  • The swimming-baths and therm can be traced, where the water of the Anio once mitigated the summer heats.

    Old Rome Robert Burn
  • A similar arrangement is found in the therm of Titus and Diocletian.

    Old Rome Robert Burn
  • In the atrium is a statue of Constantine found in his therm.

    Cathedral Cities of Italy William Wiehe Collins
  • The two large halls which belonged to the therm are to the east of the reservoirs.

    Old Rome Robert Burn
  • The ruins of a large house have been found which had been demolished and covered with earth, to make room for the therm.

    Old Rome Robert Burn
  • The fragments of stonework are now thought to have belonged to the entrance of the therm of Constantine.

    Old Rome Robert Burn
  • A is a portico fronting the street made by Caracalla when he constructed his therm.

    History of Sanitation John Joseph Cosgrove
  • The ruins are, in fact, part of the Golden House, for the therm have been altogether destroyed.

    The Greville Memoirs Charles C. F. Greville
British Dictionary definitions for therm


(Brit) a unit of heat equal to 100 000 British thermal units. One therm is equal to 1.055 056 × 108 joules
Word Origin
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
Cite This Source
therm in Medicine

therm- pref.
Variant of thermo-.

-therm suff.
An organism having a specified kind of body temperature: exotherm.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for therm

Some English speakers likely know this word

Word Value for therm

Scrabble Words With Friends

Nearby words for therm