Simple Definition of moisture

from our Learner's Dictionary

moisture

noun

: a small amount of a liquid (such as water) that makes something wet or moist
These flowers grow best with moisture and shade.
Wool socks will pull moisture away from your skin.
The leaves absorb moisture from the air.

Cite this Entry

“Moisture.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/moisture. Accessed 28 Jul. 2026.

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