wetting agent
wetting agent
nounDefinition 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
Learn More About
Seen & Heard 
What made you want to look up wetting agent? Please tell us where you read or heard it (including the quote, if possible).
