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nautilus

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noun nau·ti·lus \ˈnȯ-tə-ləs, ˈnä-\

Definition of nautilus

plural nautiluses or nautiliplay \-tə-ˌlī, -ˌlē\

  1. 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

  2. 2 :  paper nautilus



Illustration of nautilus

Origin of nautilus

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


First Known Use: 1601



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