dilatometer

noun

: an instrument for measuring expansion

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1883, in the meaning defined above

Time Traveler
The first known use of dilatometer was circa 1883

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Cite this Entry

“Dilatometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dilatometer. Accessed 31 Mar. 2025.

Medical Definition

: an instrument for measuring thermal dilatation or expansion especially in determining coefficients of expansion of liquids or solids
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