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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Anthropic fears that powerful AI models like Mythos could allow bad actors to use AI systems to commit crimes, from launching crippling cyberattacks against critical infrastructure to designing bioweapons that could kill masses of people. Jared Perlo, NBC news, 11 June 2026 The fear is that giving users free access to Mythos-level intelligence could enable bad actors to carry out more advanced cyberattacks or develop bioweapons more easily. Beatrice Nolan, Fortune, 9 June 2026 Recent evaluations show leading models generating plausible ideas for pathogen modification, evading DNA synthesis screening or providing step-by-step guidance that could assist nonexperts in bioweapon pathways. Jordan Henry, Forbes.com, 27 May 2026 Others called it a Chinese bioweapon. Katrine Wallace, STAT, 8 May 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 28 Jun. 2026.

Medical Definition

bioweapon

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