[ muh-nom-i-ter ]

  1. an instrument for measuring the pressure of a fluid, consisting of a tube filled with a liquid, the level of the liquid being determined by the fluid pressure and the height of the liquid being indicated on a scale.

Origin of manometer

1700–10; <French manomètre, equivalent to mano- (<Greek manós loose, rare, sparse) + -mètre-meter

Other words from manometer

  • man·o·met·ric [man-uh-me-trik], /ˌmæn əˈmɛ trɪk/, man·o·met·ri·cal, adjective
  • man·o·met·ri·cal·ly, adverb
  • ma·nom·e·try, noun

Words Nearby manometer Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use manometer in a sentence

British Dictionary definitions for manometer


/ (məˈnɒmɪtə) /

  1. an instrument for comparing pressures; typically a glass U-tube containing mercury, in which pressure is indicated by the difference in levels in the two arms of the tube

Origin of manometer

C18: from French manomètre, from Greek manos sparse + metron measure

Derived forms of manometer

  • manometric (ˌmænəʊˈmɛtrɪk) or manometrical, adjective
  • manometrically, adverb
  • manometry, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for manometer


[ mə-nŏmĭ-tər ]

  1. An instrument used to measure the pressure exerted by liquids and gases. Pressure is exerted on one end of a U-shaped tube partially filled with liquid; the liquid is displaced upwards on the other side of the tube by a distance proportional to the pressure difference on each side of the tube.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.