humidity Meaning, Definition & Usage

  1. noun wetness in the atmosphere
    humidness.

WordNet

Hu*mid"i*ty noun
Etymology
Cf. F. humidité.
Definitions
  1. Moisture; dampness; a moderate degree of wetness, which is perceptible to the eye or touch; -- used especially of the atmosphere, or of anything which has absorbed moisture from the atmosphere, as clothing. ✍ In hygrometrical reports (as of the United States Signal Service) complete saturation of the air is designated by Humidity 100, and its partial saturation by smaller numbers.

Webster 1913