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dilatometer

American

[dil-uh-tom-i-ter] / ˌdɪl əˈtɒm ɪ tər /

noun

Physics.

a device for measuring expansion caused by changes in temperature in substances.

dilatometer British

/ ˌdɪləˈtɒmɪtə /

noun

any instrument for measuring changes in dimension: often a glass bulb fitted with a long stopper through which a capillary tube runs, used for measuring volume changes of liquids

"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

Other Word Forms

Etymology

Origin of dilatometer

First recorded in 1880–85; dilate + -o- + -meter

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