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A substance that reduces the surface tension of water or another liquid, causing the liquid to spread across or penetrate more easily the surface of a solid.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Chemistry) 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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any admixture to a liquid for increasing its ability to penetrate, or spread over the surface of, a given material, esp. cloth, paper, or leather.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||wetting agent - a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved|
emulsifier - a surface-active agent that promotes the formation of an emulsion
chemical agent - an agent that produces chemical reactions
detergent - a surface-active chemical widely used in industry and laundering
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