extensometer

noun

ex·​ten·​som·​e·​ter ˌek-ˌsten-ˈsä-mə-tər How to pronounce extensometer (audio)
: an instrument for measuring minute deformations of test specimens caused by tension, compression, bending, or twisting

Word History

Etymology

extension + -o- + -meter

First Known Use

1887, in the meaning defined above

Time Traveler
The first known use of extensometer was in 1887

Dictionary Entries Near extensometer

Cite this Entry

“Extensometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extensometer. Accessed 22 Feb. 2024.

Medical Definition

extensometer

noun
ex·​ten·​som·​e·​ter ˌek-ˌsten-ˈsäm-ət-ər How to pronounce extensometer (audio)
: an instrument for measuring minute deformations (as of a test specimen) caused by tension, compression, bending, or twisting

called also strain gauge

More from Merriam-Webster on extensometer

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