Moisture is tiny amounts of water in the air or on a surface. Trapped moisture, moisture in the walls, wick the moisture away.
It is the word for water you notice as damp rather than as liquid. In building it is the enemy, since moisture behind a wall is what rots timber and grows mould.
1nounmoistureTiny amounts of water in the air or on a surface.
“Moisture had got behind the plaster and lifted the paint.”
moisture is water.
Old French moistour comes from moiste, damp, from a blend of Latin mucidus, mouldy, and musteus, fresh.
Old French
moistour — moisture, dampness, wetness
Middle English
moisture
English, today
moisture
From Middle English moisture, from Old French moistour (“moisture, dampness, wetness”). Compare French moiteur.
Etymology from Wiktionary, CC BY-SA