hairball

POS

Noun

HYPHEN

hair=ball

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WORDNET DICTIONARY

Noun hairball has 1 sense

hairball(n = noun.object) hair ball, trichobezoar - a compact mass of hair that forms in the alimentary canal (especially in the stomach of animals as a result of licking fur);

is a kind of tangle

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CIDE DICTIONARY

hairball, n.

a compact mass of hair that forms in the stomach of animals as a result of licking fur; as, the cat coughed up a hairball right on the new rug. [WordNet 1.5]