mi·​cro·​fun·​gus ˌmī-krō-ˈfəŋ-gəs How to pronounce microfungus (audio)
: a fungus (such as a mold) with a microscopic fruiting body

Example Sentences

Recent Examples on the Web Dutch botanists identified the pathogen responsible as a microfungus carried by bark beetles that breed in mature elms. Stephanie Pain, Smithsonian Magazine, 28 Sep. 2020 That epidemic died down in the 1940s — but in the late 1960s, a far more aggressive form of the microfungus showed up. Stephanie Pain, Smithsonian Magazine, 28 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microfungus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


New Latin

First Known Use

1874, in the meaning defined above

Time Traveler
The first known use of microfungus was in 1874

Dictionary Entries Near microfungus

Cite this Entry

“Microfungus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microfungus. Accessed 1 Feb. 2023.

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