absolute humidity

noun

1. the mass of water vapor present in a unit volume of moist air.

absolute humidity

noun

1. the humidity of the atmosphere, usually expressed as the number of grams of water contained in 1 cubic metre of air Compare relative humidity

absolute humidity

1. The amount of water vapor that is present in a unit volume of air, usually expressed in grams per cubic meter. Absolute humidity does not fluctuate with the temperature of the air.
2. Compare relative humidity

Word History and Origins

Origin of absolute humidity¹

First recorded in 1865–70

Example Sentences

The relative humidity is approximately 75% and the absolute humidity 12 grams per cubic metre.

From Project Gutenberg

The absolute humidity is low, often less than ten grams per cubic metre.

From Project Gutenberg

The variations of relative humidity are generally the reverse of those of absolute humidity.

From Project Gutenberg

The absolute humidity as a whole decreases as the temperature falls.

From Project Gutenberg

(sometimes over 80), and the mean absolute humidity of different months ranges from 70 to 80%.

From Project Gutenberg