nautilus

noun nau·ti·lus \ ˈnȯ-tə-ləs , ˈnä- \

Definition of nautilus

plural nautiluses or nautili play \ˈnȯ-tə-ˌlī, -ˌlē, ˈnä-\
1 : any of a genus (Nautilus) of cephalopod mollusks of the South Pacific and Indian oceans with a spiral chambered shell that is pearly on the inside called also chambered nautilus

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Illustration of nautilus

Origin and Etymology of nautilus

New Latin, from Latin, paper nautilus, from Greek nautilos, literally, sailor, from naus ship


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