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an agent destructive to spermatozoa. adj., adj spermici´dal.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


An agent destructive to spermatozoa.
Synonym(s): spermicide
[spermato- + L. caedo, to kill]
Farlex Partner Medical Dictionary © Farlex 2012


A substance or agent that kills spermatozoa, especially one used as a contraceptive. Also called spermatocide.

sper′mi·cid′al (-sīd′l) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


A contraceptive chemical that kills sperm, which is placed in the vagina or within a condom before sexual intercourse to prevent pregnancy.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


Spermaticide A contraceptive agent with a high failure rate–11.9 pregnancies/100 woman-yrs Formulations Foams, creams, sponges; most contain a surfactant nonoxynol 9, an agent that ↓ risk of STDs–it is bactericidal and viricidal; spermicides are not associated with teratogenesis or trisomies, although some 'soft' data suggest possible limb reduction defects. See Contraceptives, IUDs, Litogens, Pearl index, RU 486.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


An agent destructive to sperms.
Synonym(s): spermatocide.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


An agent that is destructive to sperm.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Diaphragm and spermicide use has been associated with an increased risk of urinary tract infections (UTI) and yeast infections.
* What are some common problems encountered when using spermicide or a sponge?
Hence in this study our aim was to compare the action of our protein Ap with a known spermicide available in the market, N-9.
If possible, avoid contraceptives containing the spermicide nonoxynol-9.
Keywords: chlamydia, sexually transmitted, sexually transmitted disease, condom, condoms, latex condom, latex condoms, lesbian, risk for chlamydia, spermicide, nonoxynol-9
* On September 25 The Wall Street Journal published "Some Makers, Venders Drop N-9 Spermicide on HIV Risk.
Spermicidal gel is used in conjunction with diaphragms (1); only diaphragms combined with the use of spermicide are approved as contraceptives.
The rejected ad was for Encare, a spermicide product made by Blairex Laboratories.
Taiho, based in Tokyo, decided make use of its technological know-how in the production of spermicide. Myfemy is also effective in preventing sexually transmitted diseases, Taiho said.
More recently, a federal judge ruled that a spermicide caused birth defects despite a mountain of unrefuted evidence to the contrary.
If you need additional lubrication during sex, always use water-based lubricants, like KY or H-R jelly, or better yet, a lubricant that contains nonoxynol-9, a spermicide which also kills the AIDS virus.