plural -s
: an apparatus for measuring and recording the pressure developed by combustion of an explosive in a closed space
: an instrument for recording the acceleration in velocity of earthquake vibrations

Word History


borrowed from French accélérographe, from accéléro- (as in accéléromètre accelerometer + -graphe -graph

First Known Use

1875, in the meaning defined at sense 1

Time Traveler
The first known use of accelerograph was in 1875

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Dictionary Entries Near accelerograph

Cite this Entry

“Accelerograph.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

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