bio·​ter·​ror ˌbī-ō-ˈter-ər How to pronounce bioterror (audio)
often attributive

Examples of bioterror in a Sentence

Recent Examples on the Web Nor will people who want to use A.I. to design nuclear weapons and bioterror attacks. Eleanor Pringle, Fortune, 13 July 2023 In the years before its leadership left the country, the group took over thousands of acres of land, attempted to infiltrate local government, and perpetrated the largest bioterror attack in US history. Lauren Hubbard, Town & Country, 25 May 2023 The team investigates a potential bioterror attack at a strip mall parking garage. Olivia McCormack, Washington Post, 13 Mar. 2023 Heck, my first story for CNN – as a freelancer in October 2001 – was about small biotechs that were surging due to concerns about anthrax and other possible bioterror attacks in the wake of 9/11. Paul R. La Monica, CNN, 3 Mar. 2023 Worse still, it could be developed into a bioterror weapon. Ed Yong, Discover Magazine, 15 June 2010 Geisbert: After 9/11, there was a lot of concern that Ebola could be used as a bioterror agent, and the National Institutes of Health put a lot of money into biodefense. Linda Marsa, Discover Magazine, 29 Nov. 2015 Bioerror and bioterror rank highest on my personal risk register for the medium term (10 to 20 years). Erin Biba, Scientific American, 1 June 2015 In 1984, Sheela orchestrated a large-scale bioterror attack, contaminating the salad bars at ten restaurants in Oregon in hope of rendering people unable to vote and help sway a county election in favour of the cult's own candidates. Jessie Lau For Cnn, CNN, 5 May 2022 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bioterror.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1996, in the meaning defined above

Time Traveler
The first known use of bioterror was in 1996

Dictionary Entries Near bioterror

Cite this Entry

“Bioterror.” Dictionary, Merriam-Webster, Accessed 25 Sep. 2023.

Medical Definition


bio·​ter·​ror -ˈter-ər How to pronounce bioterror (audio)
often attributive
: bioterrorism
a bioterror attack
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!