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liquid oxygen

noun

  1. a clear, pale blue liquid obtained by compressing oxygen and then cooling it below its boiling point: used chiefly as an oxidizer in liquid rocket propellants.


liquid oxygen

noun

  1. the clear pale blue liquid state of oxygen produced by liquefying air and allowing the nitrogen to evaporate: used in rocket fuels Also calledlox


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Word History and Origins

Origin of liquid oxygen1

First recorded in 1875–80

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Example Sentences

The Russians had developed a very powerful, very reliable, and relatively simple liquid oxygen/kerosene engine.

We may safely feel certain that the nostrum was not liquid oxygen.

Oxyliquit: liquid oxygen absorbed in a porous combustible material.

This liquid oxygen is then allowed to return to a gas and is stored in large gasometers or tanks.

Liquid oxygen doesn't exist above a temperature of 229 degrees below zero.

The idea of liquefying gas—of circulating a liquid oxygen in the blood—seemed impossible.

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