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working fluid

American  

noun

Mechanics.
  1. a liquid or gaseous working substance.


Etymology

Origin of working fluid

First recorded in 1900–05

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Water is used as the working fluid because of its large heat capacity and heat of vaporization.

From Textbooks • Feb. 14, 2019

A working fluid such as a non-CFC refrigerant is used.

From Textbooks • Aug. 12, 2015

The difference is that instead of starting at room temperature the working fluid ends up there, and starts instead at -196°C, the boiling point of nitrogen.

From Economist • May 7, 2015

This "working fluid" would carry energy to one or more jet engines, heating their air blast by a sort of high temperature radiator.

From Time Magazine Archive

The ratio θ′ / θ″ is rγ−1, where r is the given ratio of expansion or compression, and γ is the ratio of the specific heats of the working fluid.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

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