manometer

American  

[muh-nom-i-ter] / məˈnɒm ɪ tər /

noun

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.

---

manometer British  

/ ˌmænəʊˈmɛtrɪk, məˈnɒmɪtə /

noun

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

---

manometer Scientific  

/ mə-nŏm′ĭ-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.

---

Other Word Forms

• manometry
  noun
• manometric
  adjective
• manometrical
  adjective
• manometrically
  adverb

Etymology

Origin of manometer

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

Example Sentences

See Examples For:

manometer

Is this independent of the moving fluid and the fluid in the manometer?

From Textbooks ● Aug. 12, 2015

Pressure is transmitted undiminished to the manometer, and the fluid levels are no longer equal.

From Textbooks ● Aug. 12, 2015

How tall must a water-filled manometer be to measure blood pressures as high as 300 mm Hg?

From Textbooks ● Aug. 12, 2015

Is there any effect on the measured pressure if the manometer is lowered?

From Textbooks ● Aug. 12, 2015

It was impossible to lower and raise this bulb by hand without obtaining the great irregular oscillations of the attached lever above the mercury manometer.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall