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gas thermometer

American  

noun

  1. a device for measuring temperature by observing the change in either pressure or volume of an enclosed gas.

gas thermometer British  

noun

  1. a device for measuring temperature by observing the pressure of gas at a constant volume or the volume of a gas kept at a constant pressure

"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

Etymology

Origin of gas thermometer

First recorded in 1875–80

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.

A constant-volume gas thermometer contains a fixed amount of gas.

From Textbooks • Aug. 12, 2015

The permanent character of helium might be taken advantage of in its application to the gas thermometer.

From Scientific American Supplement, No. 1082, September 26, 1896 by Various

The air thermometer agrees most nearly with that of the ideally perfect gas thermometer, while the mercurial thermometer differs very much from it in some cases.

From Scientific American Supplement, No. 647, May 26, 1888 by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.