critical pressure

American  

[krit-i-kuhl presh-er] / ˈkrɪt ɪ kəl ˈprɛʃ ər /

noun

Physics.

1. the pressure of a pure element or compound at a critical point.

   At its critical pressure, carbon dioxide converts to a liquid state.

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critical pressure British  

noun

1. the pressure of a gas or the saturated vapour pressure of a substance in its critical state

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critical pressure Scientific  

1. The pressure of a substance at its critical point.

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Etymology

Origin of critical pressure

First recorded in 1875–80

Example Sentences

Economic sanctions can bring critical pressure on foreign adversaries.

From The Wall Street Journal • Feb. 18, 2026

A health board is to divert ambulance patients to hospitals outside its area because of "critical" pressure on its largest hospital.

From BBC • Nov. 28, 2024

The research team applied this principle to the new pressure release valve: a flexible membrane mimics the opening movement of the plant trap and reacts to critical pressure increases in the speaking valve.

From Science Daily • Nov. 20, 2024

Deliveries of the 787 were halted for most of that time after engineers discovered manufacturing defects at the joins of the airplane’s carbon composite fuselage, critical pressure bulkheads and other structural joins.

From Seattle Times • Sep. 26, 2021

Its boiling-point, measured with a helium thermometer which has been compared with thermometers of oxygen and hydrogen, is -252°; its critical temperature is -241° C.; its critical pressure, 15 atmospheres.

From The New Physics and Its Evolution by Poincaré, Lucien