Dictionary

relative humidity

noun

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

First Known Use of RELATIVE HUMIDITY

1820

relative humidity

noun    (Medical Dictionary)

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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May 30, 2015
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