Definition: Humidity

From New World Encyclopedia


From Middle English humidite, from Old French humidité, from Medieval Latin humiditas, from Latin umidus (“damp, moist, wet”).

Morphologically humid +‎ -ity


humidity (usually uncountable, plural humidities)

  1. dampness, especially that of the air
  2. the amount of water vapor in the air

Derived terms

  • absolute humidity
  • relative humidity
  • specific humidity
  • temperature-humidity index

Related terms


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