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Nautilus vs Starfish - What's the difference?

nautilus | starfish |

As nouns the difference between nautilus and starfish

is that nautilus is a marine mollusc, of the family is the type genus while starfish is any of various asteroids or other echinoderms (not in fact fish) with usually five arms, many of which eat bivalves or corals by everting their stomach.

nautilus

Noun

(en-noun)
  • A marine mollusc, of the family is the type genus.
  • * 1956 — , The City and the Stars , p 44
  • He was still prepared to go on collecting all that life could offer, like a chambered nautilus patiently adding new cells to its slowly expanding spiral.

    Synonyms

    * chambered nautilus

    Derived terms

    * paper nautilus

    starfish

    Noun

    (en-noun)
  • Any of various asteroids or other echinoderms (not in fact fish) with usually five arms, many of which eat bivalves or corals by everting their stomach.
  • (vulgar, slang, usually in translations of Japanese pornography) an anus. See also chocolate starfish.
  • (obsolete) Any many-armed or tentacled sea invertebrate, whether cnidarian, echinoderm, or cephalopod.
  • * 1755 , , trans. Isaac Kimbler, Explanation of the Plate of Uncommon Star Fish, Extracted from the Natural History of Norway
  • But the largest of the star-fish' kind is that sea monster called kruken, kraken or krabben. [...] As this enormous sea-animal in all probability may be reckoned of the polype, or of the ' star-fish , kind, it seems that the parts which are seen rising at its pleasure, and are called arms, are properly the tentacula, or feeding instruments, called horns as well as arms.

    Synonyms

    * (various echinoderms) sea star, asteroid

    See also

    * Starfish site English nouns with irregular plurals