gris·​eo·​ful·​vin | \ ˌgri-zē-ō-ˈfu̇l-vən How to pronounce griseofulvin (audio) , ˌgri-sē-, -ˈfəl- \

Definition of griseofulvin

: an antibiotic C17H17ClO6 used systematically in treating superficial fungal infections

Examples of griseofulvin in a Sentence

Recent Examples on the Web Research has found that the antibiotic rifampin, which is used to treat tuberculosis, and griseofulvin, a drug used to treat fungal infections, may decrease the effectiveness of hormonal birth control pills. Korin Miller, SELF, "Can Antibiotics Actually Make Your Birth Control Fail?," 27 July 2017

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

First Known Use of griseofulvin

1939, in the meaning defined above

History and Etymology for griseofulvin

New Latin griseofulvum, specific epithet of Penicillium griseofulvum, mold from which it is obtained

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The first known use of griseofulvin was in 1939

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Cite this Entry

“Griseofulvin.” Dictionary, Merriam-Webster, Accessed 25 Nov. 2020.

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More Definitions for griseofulvin


gris·​eo·​ful·​vin | \ ˌgriz-ē-ō-ˈfu̇l-vən How to pronounce griseofulvin (audio) , ˌgris- How to pronounce griseofulvin (audio) , -ˈfəl- \

Medical Definition of griseofulvin

: a fungistatic antibiotic C17H17ClO6 used systemically in treating superficial infections by fungi especially of the genera Epidermophyton, Microsporum, and Trichophyton

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