a sperm-killing agent, especially a commercial birth-control preparation, usually a cream or jelly.
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British Dictionary definitions for spermicide
any drug or other agent that kills spermatozoa
- spermicidal, adjective
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
Scientific definitions for spermicide
An agent that kills spermatozoa, especially one that is used as a contraceptive.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.