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oidium

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noun, oid·i·um \ō-ˈi-dē-əm\

Definition of oidium

plural -ia \-dē-ə\

  1. 1 a :  any of a genus (Oidium of the family Moniliaceae) of imperfect fungi many of which are now considered to be conidial stages of various powdery mildews b :  one of the small conidia borne in chains by various fungi (as an oidium) —called also arthrospore

  2. 2 :  a powdery mildew especially of grapes caused by an oidium



Origin of oidium

New Latin, from o- + -idium


First Known Use: 1857


Medical Dictionary

oidium

play
noun oid·ium \ō-ˈid-ē-əm\

Medical Definition of oidium

  1. 1 capitalized :  a genus of imperfect fungi of the family Moniliaceae including many which are now considered to be conidial stages of various powdery mildews

  2. 2plural oidia \-ē-ə\play :  any fungus of the genus Oidium

  3. 3plural oidia :  arthroconidium




Learn More about oidium

  1. Medical Dictionary: Definition of "oidium" Britannica.com: Encyclopedia article about "oidium"


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