bo·​try·​tis | \bō-ˈtrī-təs \

Definition of botrytis 

: any of a genus (Botrytis) of imperfect fungi having botryoidal conidia and including several serious plant pathogens

Examples of botrytis in a Sentence

Recent Examples on the Web

Gray mold, or botrytis, is a common problem on many fruits and flowers. The Editors Of Organic Life, Good Housekeeping, "Grow Healthy Food By Identifying + Treating These Common Plant Diseases," 21 July 2015 A common disease of peony is botrytis blight, caused by the fungus, Botrytis paeoniae. Kym Pokorny,, "Can watering in heat of the day hurt plants? Ask the experts," 12 July 2017 No one is perfect: Sometimes the weather conditions will give me botrytis, powdery mildew, rust or black spot. Rita Perwich,, "Your roses are speaking to you — just listen!," 5 May 2017 When my blooms have botrytis, cut them off and get them out of the garden. Rita Perwich,, "Your roses are speaking to you — just listen!," 5 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'botrytis.' 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 botrytis

1751, in the meaning defined above

History and Etymology for botrytis

New Latin, from Greek botrys

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The first known use of botrytis was in 1751

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