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nautilus

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Nautilus

Main Entry:: nau·ti·lus
Pronunciation:: \ˈnȯ-tə-ləs, ˈnä-\
Function:: noun
Inflected Form(s):: plural nau·ti·lus·es or nau·ti·li \-tə-ˌlī, -ˌlē\
Etymology:: New Latin, from Latin, paper nautilus, from Greek nautilos, literally, sailor, from naus ship
Date:: 1601

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 : paper nautilus

[nautilus illustration]

Learn more about "nautilus" and related topics at Britannica.com

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