relative humidity

noun
Updated on: 22 Nov 2017

Definition of relative humidity

: the ratio of the amount of water vapor actually present in the air to the greatest amount possible at the same temperature

Recent Examples of relative humidity from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'relative humidity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of relative humidity

1819


Medical Dictionary

relative humidity

noun

medical Definition of relative humidity

: the ratio of the amount of water vapor actually present in the air to the greatest amount possible at the same temperature — compare absolute humidity

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