fun·​gi·​cide | \ ˈfən-jə-ˌsīd How to pronounce fungicide (audio) , ˈfəŋ-gə- \

Definition of fungicide

: an agent that destroys fungi or inhibits their growth

Examples of fungicide in a Sentence

Recent Examples on the Web Obviously, spraying with a fungicide or insecticide would do nothing to help. Neil Sperry,, "It’s hard to control Texas leaf cutting ants, which strip plants in pieces," 22 Jan. 2021 Sulfur is a fungicide that controls fungal diseases like apple and pear scab and peach leaf curl. Kym Pokorny | For The Oregonian/oregonlive, oregonlive, "Get a leg up on fruit tree problems with dormant oils," 28 Dec. 2020 Neem oil is a fungicide, an insecticide and a miticide. oregonlive, "Careful winter pruning may help avoid disturbing early nesting hummingbirds: Ask an expert," 26 Dec. 2020 The grower had kept careful records of when plants had popped out about 10 percent of their flowers each spring—the point at which the grower would start spraying fungicide. John Tlumacki, The Boston Globe, National Geographic, "Climate change is coming for New England's cranberries," 25 Nov. 2020 Then apply a systemic fungicide found at your local garden center. Tom Maccubbin,, "Here’s when to prune various rose plants," 21 Nov. 2020 This will require applying a fungicide, starting when the buds begin to open up, every 10 to 14 days, as long as the wet conditions continue in spring. Tim Johnson,, "Splotchy, black-specked leaves are likely sign of Guignardia leaf blotch. Here’s how to treat it.," 30 Aug. 2020 There are fungicide sprays that can be used to prevent these diseases. Tim Johnson,, "Pines oozing sap and browning are likely signs of Zimmerman pine moth infestation. Here’s how to treat it.," 22 Aug. 2020 Keep a general fungicide labeled for leaf spots handy and apply when the leaf spots are first noted. Tom Maccubbin,, "How to improve sandy soil for gardening," 8 Aug. 2020

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

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First Known Use of fungicide

1878, in the meaning defined above

History and Etymology for fungicide

International Scientific Vocabulary

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Time Traveler for fungicide Time Traveler

The first known use of fungicide was in 1878

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Statistics for fungicide

Last Updated

5 Feb 2021

Cite this Entry

“Fungicide.” Dictionary, Merriam-Webster, Accessed 9 Mar. 2021.

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More Definitions for fungicide



English Language Learners Definition of fungicide

: a substance that kills fungi


fun·​gi·​cide | \ ˈfən-jə-ˌsīd How to pronounce fungicide (audio) \

Kids Definition of fungicide

: a substance used to kill fungi

Other Words from fungicide

fungicidal \ ˌfən-​jə-​ˈsī-​dᵊl \ adjective


fun·​gi·​cide | \ ˈfən-jə-ˌsīd How to pronounce fungicide (audio) , ˈfəŋ-gə- How to pronounce fungicide (audio) \

Medical Definition of fungicide

: an agent that destroys fungi or inhibits their growth

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