galvanometer

noun

gal·​va·​nom·​e·​ter ˌgal-və-ˈnä-mə-tər How to pronounce galvanometer (audio)
: an instrument for detecting or measuring a small electric current by movements of a magnetic needle or of a coil in a magnetic field
galvanometric adjective

Examples of galvanometer in a Sentence

Recent Examples on the Web One was connected to a battery, thereby magnetizing the iron, and the other was connected to a galvanometer to detect electric current. Cody Cottier, Discover Magazine, 20 Dec. 2023 Willem Einthoven’s string galvanometer was sensitive enough to measure the tiny but regular voltage fluctuations in a single heartbeat. IEEE Spectrum, 29 Jan. 2021 These red rays fall on two thin gold leaves attached to the wires of a tiny galvanometer. Popular Mechanics Editors, Popular Mechanics, 17 Dec. 2020 The Cybraphon’s emotions are accessible via a Twitter feed but also appear on a on a 100 year-old galvanometer housed in the wardrobe (pictured above). Priya Ganapati, WIRED, 31 July 2009

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'galvanometer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

galvan(ic) + -o- + -meter

Note: Term apparently introduced by the British scientist William Haseldine Pepys (1775-1856) in "Description of a newly invented Galvanometer, and an Account of some Experiments with Voltaʼs Pile upon several of the Gases," The Philosophical Magazine, vol. 10 (1801), pp. 38-42.

First Known Use

1802, in the meaning defined above

Time Traveler
The first known use of galvanometer was in 1802

Dictionary Entries Near galvanometer

Cite this Entry

“Galvanometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/galvanometer. Accessed 13 Apr. 2024.

Kids Definition

galvanometer

noun
gal·​va·​nom·​e·​ter ˌgal-və-ˈnäm-ət-ər How to pronounce galvanometer (audio)
: an instrument for detecting or measuring a small electric current

Medical Definition

galvanometer

noun
gal·​va·​nom·​e·​ter ˌgal-və-ˈnäm-ət-ər How to pronounce galvanometer (audio)
: an instrument for detecting or measuring a small electric current by movements of a magnetic needle or of a coil in a magnetic field
galvanometric adjective

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