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nectria

noun
nec·​tria | \ ˈnektrēə\

Definition of nectria

1 capitalized : a genus (the type of the family Nectriaceae) of ascomycetous fungi that have bright-colored superficial perithecia — see coral spot, european canker
2 plural -s : any fungus of the genus Nectria

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History and Etymology for nectria

New Latin, irregular from Greek nēktris female swimmer, from nēchein to swim

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