spo·​ri·​cid·​al ˌspȯr-ə-ˈsī-dᵊl How to pronounce sporicidal (audio)
: tending to kill spores
sporicide noun

Word History

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of sporicidal was in 1939

Dictionary Entries Near sporicidal

Cite this Entry

“Sporicidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sporicidal. Accessed 21 Jul. 2024.

Medical Definition


spo·​ri·​cid·​al ˌspōr-ə-ˈsīd-ᵊl, ˌspȯr- How to pronounce sporicidal (audio)
: tending to kill spores
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