Bourdon-tube gauge: Meaning and Definition of

Bour'don-tube gauge"

Pronunciation: (boor'dn tb", -tyb", bôr'-, bōr'-, boor-dôn'-), [key]
— Chem. Chem.
  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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.