plural noun
Per·​o·​no·​spo·​ra·​ce·​ae | \ ˌperənōspəˈrāsēˌē \

Definition of Peronosporaceae

: a family of parasitic fungi (order Peronosporales) in which the conidiophores form outside the epidermis of the host and develop conidia or sporangia singly or in clusters but never in chains — see downy mildew

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Other Words from Peronosporaceae

peronosporaceous \ ¦⸗⸗⸗⸗¦rāshəs \ adjective

History and Etymology for Peronosporaceae

New Latin Peronospora, type genus + -aceae

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Cite this Entry

“Peronosporaceae.” Dictionary, Merriam-Webster, Accessed 17 May. 2021.

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