critical volume

[krit-i-kuhl vol-yoom, ‐yuhm]

noun

Physics.

1. the volume occupied by a certain mass, usually one gram molecule of a liquid or gaseous substance at its critical point.

   The numerical value of the critical volume depends upon the amount of gas under experiment.

critical volume

noun

1. the volume occupied by one mole or unit mass of a substance in its critical state

Word History and Origins

Origin of critical volume¹

First recorded in 1875–80