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infectant

noun

in·​fec·​tant in-ˈfek-tənt How to pronounce infectant (audio)
: an agent of infection (as a bacterium or virus)

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Cite this Entry

“Infectant.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/infectant. Accessed 2 Dec. 2025.

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