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See also: jelly-fish and jelly fish


A sea nettle, a type of jellyfish



From jelly +‎ fish.


  • IPA(key): /ˈd͡ʒɛliˌfɪʃ/
  • Audio (US):(file)



jellyfish (countable and uncountable, plural jellyfish or jellyfishes)

  1. An almost transparent aquatic animal; any one of the acalephs, especially one of the larger species, having a jellylike appearance.
    Synonym: jelly
    1. A cnidarian, a member of the phylum Cnidaria.
      1. A scyphozoan, a member of the class Scyphozoa (true jellies).
    2. A ctenophore, a member of the phylum Ctenophora (comb jellies).
  2. A sudoku technique involving possible cell locations for a digit, or pair, or triple, in uniquely four rows and four columns only. This allows for the elimination of candidates around the grid.

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