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Bourdon-tube gauge

American  
[boor-dn toob, -tyoob, bawr-, bohr-, boor-dawn-] / ˈbʊər dn ˌtub, -ˌtyub, ˈbɔr-, ˈboʊr-, bʊərˈdɔ̃- /

noun

Chemistry.

  1. an instrument for measuring the pressure of gases or liquids, consisting of a semicircular or coiled, flexible metal tube attached to a gauge that records the degree to which the tube is straightened by the pressure of the gas or liquid inside.

Etymology

Origin of Bourdon-tube gauge

1900–05; named after E. Bourdon, 19th-century French inventor

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.