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vibrograph

[vahy-bruh-graf, -grahf]

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noun

a device for recording mechanical vibrations.

Origin of vibrograph

First recorded in 1870–75; vibro- + -graph

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for vibrograph

Historical Examples of vibrograph

The instrument differs considerably in structure and purpose from the Vibrograph and Phonautograph which preceded it.
Notable Events of the Nineteenth Century
Various