gas thermometer

noun

: a thermometer containing gas (as hydrogen) as the enclosed thermometric substance, variations in temperature being indicated by the change in pressure of a fixed quantity of gas required to maintain the gas at a constant volume or the change in volume of a fixed quantity of gas maintained at a constant pressure

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“Gas thermometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gas%20thermometer. Accessed 29 Nov. 2024.

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