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brainworm

American  
[breyn-wurm] / ˈbreɪnˌwɜrm /

noun

  1. a microscopic, parasitic roundworm that infests the brain of large hoofed animals, as deer.


Etymology

Origin of brainworm

1800–10

Example Sentences

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See Examples For:

Isle Royale has no deer, so its moose aren’t exposed to brainworm, a deadly parasite that deer carry.

From Washington Post Nov. 27, 2021

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