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[bahy-oh-ter-uh-riz-uh m] /ˌbaɪ oʊˈtɛr əˌrɪz əm/
terrorist acts involving the use of harmful agents and products of biological origin, as disease-producing microorganisms or toxins.
Origin of bioterrorism
First recorded in 1980-85; bio- + terrorism
Related forms
bioterrorist, noun, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for bio-terrorism


the use of living organisms and their toxic products to kill or incapacitate, esp as a political weapon
Derived Forms
bio-terrorist, adjective, noun
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
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Contemporary definitions for bio-terrorism

See bioterror's 21st Century Lexicon
Copyright © 2003-2014, LLC
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Word Origin and History for bio-terrorism



also bio-terrorism, by 1997, from bio- + terrorism. Related: Bioterrorist.

Online Etymology Dictionary, © 2010 Douglas Harper
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bio-terrorism in Culture

bioterrorism definition

Terrorism that relies on spreading diseases, such as anthrax and smallpox.

bioterrorism definition

The use of biological agents as weapons of terror. Anthrax bacteria are one such agent, while smallpox is considered one of the more likely lethal viruses that could serve as a weapon of bioterror. (See germ warfare.)

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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