manometer

(noun)

An instrument to measure pressure in a fluid, especially a double-legged liquid column gauge used to measure the difference in the pressures of two fluids.

Related Terms

Examples of manometer in the following topics:

  • Checking Circulation

    • This comprises an inflatable cuff placed around the upper arm at roughly the same vertical height as the heart, attached to a mercury or aneroid manometer.
    • The mercury manometer, considered the gold standard, measures the height of a column of mercury, giving an absolute result without need for calibration.

  • SI Units of Pressure

    • manometer barometer mmhg atm kpa units kinetic molecular theory

  • Mercury

    • Mercury is used in thermometers, barometers, manometers, float valves, mercury switches, and other devices.

  • Liquid to Gas Phase Transition

    • It is possible to observe the tendency of molecules to escape into the gas phase from a solid or liquid by placing the substance in a closed, evacuated container connected to a manometer for measuring gas pressure.