(of a substance, esp a detergent) capable of lowering the surface tension of a liquid, usually waterSee also surfactant
Words nearby surface-active
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for surface-active
Of, relating to, or being a substance capable of reducing the surface tension of a liquid in which it is dissolved. Used especially of detergents.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.