wetting agent


noun Chemistry.

any admixture to a liquid for increasing its ability to penetrate, or spread over the surface of, a given material, especially cloth, paper, or leather.

Origin of wetting agent

First recorded in 1935–40

Words nearby wetting agent

British Dictionary definitions for wetting agent

wetting agent

noun

chem any substance added to a liquid to lower its surface tension and thus increase its ability to spread across or penetrate into a solid