plural noun

: a family of fungi (order Erysiphales) comprising the powdery mildews, being parasitic mostly on leaves, and having delicate hyaline superficial mycelium and perithecia with one to several asci and distinctive appendages

Word History


New Latin, from Erysiphe, type genus + -aceae

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Dictionary Entries Near Erysiphaceae

Cite this Entry

“Erysiphaceae.” Dictionary, Merriam-Webster, Accessed 17 Jul. 2024.

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