relative humidity

views updated Jun 11 2018

rel·a·tive hu·mid·i·ty • n. the amount of water vapor present in air expressed as a percentage of the amount needed for saturation at the same temperature.

The Oxford Pocket Dictionary of Current English

relative humidity

views updated Jun 11 2018

relative humidity The water-vapour content of air at a given temperature, expressed as a percentage of the water-vapour content that would be required for saturation at that temperature. Generally, the relative humidity decreases during the day, with increase in temperature, and increases at night as the temperature falls.

A Dictionary of Ecology MICHAEL ALLABY

relative humidity

views updated May 08 2018

relative humidity The water-vapour content of air at a given temperature, expressed as a percentage of the water-vapour content that would be required for saturation at that temperature. Generally the relative humidity decreases during the day, with increase in temperature, and increases at night as the temperature falls.

A Dictionary of Earth Sciences AILSA ALLABY and MICHAEL ALLABY

relative humidity

views updated May 21 2018

relative humidity See humidity.

A Dictionary of Food and Nutrition DAVID A. BENDER

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