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blackchin - Wiktionary, the free dictionary

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A large-scaled lanternfish (Neoscopelus macrolepidotus)

Etymology

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From black +‎ chin.

Noun

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blackchin (plural blackchins)

  1. Any of several species of fish with a black jaw, especially
    1. in the species of the family Neoscopelidae, particularly;
      1. A Pacific blackchin (Scopelengys tristis)
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