bioweapon

noun

bio·​weap·​on ˈbī-ō-ˌwe-pən How to pronounce bioweapon (audio)

Examples of bioweapon in a Sentence

Recent Examples on the Web
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But its path in the US could be rocky, not least because of Kennedy himself, who’s embraced both anti-vaccine views and conspiracy theories, including that Lyme disease may be a bioweapon engineered by US government scientists during the Cold War. Meg Tirrell, CNN Money, 31 Mar. 2026 Logan Graham, the leader of the red team, recalled the bioweapons scare as an example of the challenges Anthropic faces at a pivotal moment for the company and the world. Harry Booth, Time, 11 Mar. 2026 It’s been 30 years since Capcom introduced us to the world of Resident Evil, where a bioweapon has turned all sorts of creatures into bloodthirsty zombies. ABC News, 20 Feb. 2026 Several of Anthropic’s major AI-safety initiatives and research advances have indeed been adopted by top competitors, such as its approach to preventing the use of AI to build bioweapons. Matteo Wong, The Atlantic, 28 Jan. 2026 See All Example Sentences for bioweapon

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of bioweapon was in 1962

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Cite this Entry

“Bioweapon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bioweapon. Accessed 7 Apr. 2026.

Medical Definition

bioweapon

noun
bio·​weap·​on ˈbī-ō-ˌwep-ən How to pronounce bioweapon (audio)
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