fungicide

American  

[fuhn-juh-sahyd, fuhng-guh-] / ˈfʌn dʒəˌsaɪd, ˈfʌŋ gə- /

noun

1. a substance or preparation, as a spray or dust, used for destroying fungi.

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fungicide British  

/ ˈfʌndʒɪˌsaɪd /

noun

1. a substance or agent that destroys or is capable of destroying fungi

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fungicide Scientific  

/ fŭn′jĭ-sīd′,fŭng′gĭ-sīd′ /

1. A pesticide used to kill fungi, especially those that cause disease. Streptomycin is a fungicide.

2. Compare herbicide insecticide rodenticide

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Other Word Forms

• fungicidal adjective
• fungicidally adverb

Etymology

Origin of fungicide

First recorded in 1885–90; fungi- + -cide

Example Sentences

The cost for treating oak wilt, or any tree disease that requires a fungicide injection, depends on the tree’s diameter at breast height, or DBH.

From The Wall Street Journal • Feb. 4, 2026

To understand how combinations affect nurse bees, the researchers tested their effect on the olfactory system of honey bees using the adjuvant Dyne-Amic, the fungicide Tilt, and the insecticide Altacor.

From Science Daily • Dec. 15, 2023

Every time a banana tree sprouts a leaf, it's newly vulnerable to fungal infection, so farmers spray fungicide from crop dusters and enclose growing fruits in plastic bags loaded with insecticide to deter bugs.

From Scientific American • Sep. 22, 2023

A weekly application of a copper-based fungicide can be helpful in preventing reappearance.

From Seattle Times • Jun. 21, 2023

Then about 1956 there was a change to dual-purpose treatment; in addition to a fungicide, dieldrin, aldrin, or heptachlor was added to combat soil insects.

From "Silent Spring" by Rachel Carson

Related Words

• defoliant
• insecticide
• pesticide