partial pressure

noun

, Physics, Chemistry.

1. the pressure that a gas in a mixture of gases would exert if it occupied the same volume as the mixture at the same temperature.

partial pressure

noun

1. the pressure that a gas, in a mixture of gases, would exert if it alone occupied the whole volume occupied by the mixture

Word History and Origins

Origin of partial pressure¹

First recorded in 1855–60

Example Sentences

The assimilation of carbon increases with the increase in the partial pressure of the CO2.

From Project Gutenberg

The ratios of the fluxes of partial pressure to the corresponding pressure-gradients are also equal to the same coefficient.

From Project Gutenberg

With regard to the partial pressure of the components, the behaviour is more uniform.

From Project Gutenberg