English dictionary
filefish
/'f/aI/l,f/I//S/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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narrow flattened warm-water fishes with leathery skin and a long file-like dorsal spine
Source: WordNet 3.0
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Any plectognath fish of the genera <i>Monacanthus</i>, <i>Alutera</i>, <i>balistes</i>, and allied genera; -- so called on account of the roughly granulated skin, which is sometimes used in place of sandpaper.
Source: webster1913