brainworm

English dictionary entry

Meanings

noun
  1. A neurotropic nematode parasite (Parelaphostrongylus tenuis).
  2. Any parasitic, worm-like species that inhabits the brain of another organism, typically altering its behaviour or giving it special abilities.
  3. A song or melody that keeps playing inside of one's mind.
  4. A persistent delusion or obsession; a deeply-ingrained or unquestioned idea.

Word forms

brainworm brainworms brain worm brain-worm

Etymology

From brain + worm.

Synonyms

Derived words

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