nautiloid definition

  • noun:
    • A mollusk of the subclass Nautiloidea, which includes the nautiluses and numerous extinct species known only from fossils.
    • Any mollusc or layer associated with genus Nautilus or household Nautilidae.
    • what is nautiloid, while the test of an infusorium
  • adjective:
    • Resembling a nautilus.
    • Like or related to the nautilus; shaped like a nautilus shell.
  • others:
    • Nautiliform; having the figures of a nautilus: from the Nautiloidea.
    • Resembling a nautilus: particularly put on those foraminifers whose manychambered test resembles a nautilus-shell.

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