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hydraulic fluid

noun

  1. a fluid, usually of low viscosity, as oil, used in a hydraulic system.


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Word History and Origins

Origin of hydraulic fluid1

First recorded in 1940–45

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Example Sentences

A motorized pump moves hydraulic fluid in and out of the chambers, and that fluid moves the membrane to let blood flow through.

The artificial heart has a chamber for hydraulic fluid and one for blood, separated by a membrane.

This would produce changes in the pressure of the hydraulic fluid by affecting the kinetic energy of the fluid's atoms.

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