extensometer


ex·ten·som·e·ter

noun \ˌek-ˌsten-ˈsä-mə-tər\

Definition of EXTENSOMETER

:  an instrument for measuring minute deformations of test specimens caused by tension, compression, bending, or twisting

Origin of EXTENSOMETER

extension + -o- + -meter
First Known Use: 1887

ex·ten·som·e·ter

noun \ˌek-ˌsten-ˈsäm-ət-ər\   (Medical Dictionary)

Medical Definition of EXTENSOMETER

: an instrument for measuring minute deformations (as of a test specimen) caused by tension, compression, bending, or twisting—called also strain gauge

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