biocidal

biocide

[bahy-uh-sahyd]
noun
any chemical that destroys life by poisoning, especially a pesticide, herbicide, or fungicide.

Origin:
1945–50; bio- + -cide

biocidal, adjective
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World English Dictionary
biocide (ˈbaɪəˌsaɪd)
 
n
a chemical, such as a pesticide, capable of killing living organisms
 
bio'cidal
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

biocide
"destruction of living tissue or living species," 1947, from bio- + -cide.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

biocidal bi·o·cid·al (bī'ə-sīd'l)
adj.
Of or relating to an agent that is destructive to living organisms.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
biocide   (bī'ə-sīd')  Pronunciation Key 
A chemical agent, such as a pesticide or herbicide, that is capable of destroying living organisms.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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