- Humidity is defined as the amount of wetness or water vapor in the air.
When it is just about to rain and there's a lot of water vapor in the air, this is an example of a time when the humidity level is high.
- moistness; dampness
- the amount or degree of moisture in the air
Origin of humidityMiddle English humydite ; from Old French humidite ; from Late Latin humiditas ; from Classical Latin humidus: see humid
- Dampness, especially of the air.
- Relative humidity.
Origin of humidityMiddle English humidite, from Old French, from Medieval Latin hūmiditās, from Latin hūmidus, humid; see humid.
(usually uncountable, plural humidities)