[fuhn-juh-sahyd, fuhng-guh-]


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

Origin of fungicide

First recorded in 1885–90; fungi- + -cide
Related formsfun·gi·cid·al, adjectivefun·gi·cid·al·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for fungicide



a substance or agent that destroys or is capable of destroying fungi
Derived Formsfungicidal, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for fungicide

1889; see fungus + -cide.

Online Etymology Dictionary, © 2010 Douglas Harper

fungicide in Medicine


[fŭnjĭ-sīd′, fŭnggĭ-]


A chemical substance that destroys or inhibits the growth of fungi.
Related formsfun′gi•cidal (-sīdl) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

fungicide in Science


[fŭnjĭ-sīd′, fŭnggĭ-sīd′]

A pesticide used to kill fungi, especially those that cause disease. Streptomycin is a fungicide. Compare herbicide insecticide rodenticide.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.