Dictionary

wetting agent

wetting agent

noun

Definition of WETTING AGENT

:  a substance that by becoming adsorbed prevents a surface from being repellent to a wetting liquid and is used especially in mixing solids with liquids or spreading liquids on surfaces

First Known Use of WETTING AGENT

1927

wetting agent

noun    (Medical Dictionary)

Medical Definition of WETTING AGENT

:  a substance that promotes the spreading of a liquid on a surface or the penetration of a liquid into a material especially by becoming adsorbed in such a way that the liquid is no longer repelled

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