Look up nautilus in Wiktionary, the free dictionary.

• The chambered nautilus (Nautilus pompilius), a mollusc, is a cephalopod with a many-chambered, spiral shell.
• The paper nautilus is a type of octopus, also known as the "Argonaut."
• Nautilus is a genus of cephalopod

• Nautilus, the enigma of the empire, Osvaldo Rea, ISBN 88-901473-8-5
• Nautilus, l'enigme de l'empire, Osvaldo Rea, ISBN 88-901473-7-7
• Nautilus, l'enigma dell'impero, Osvaldo Rea, ISBN 88-901473-9-3

Nautilus is a name given to some ships and submarines:

• Nautilus (1800 submarine), first practical submarine invented by Robert Fulton
• Nautilus (Verne), famous fictional submarine in Jules Verne's Twenty Thousand Leagues Under the Sea (and its many adaptations)
• HMS Nautilus, 10 vessels of the British Royal Navy
• USS Nautilus, 6 vessels of the United States Navy
• Nautilus, the Spanish training ship commanded by Fernando Villaamil which fulfilled a world circumnavigation in 1892-1894

See Ships named Nautilus for more.

Nautilus is also the name of:

• Nautilus (computer game), a submarine computer game for the Atari 8-bit family
• Nautilus (board game), a submarine-themed German-style board game
• Nautilus (file manager), the official file manager for the GNOME desktop
• Nautilus Institute for Security and Sustainability, a public policy think-tank addressing security and sustainability issues
• Nautilus laser, a weapon system to intercept long-range missiles
• Nautilus Pompilius (band), a Russian rock group
• Nautilus (secure telephone), an early secure telephony softphone
• Nautilus (web application), a web based Customer relationshipmanagement software
• Nautilus, a previous designation of the BA 330 inflatable space module
• Nautilus, Inc., founded by Arthur Jones, a producer of exercise equipment, including Nautilus, Bowflex, Schwinn Fitness and Stairmaster. May also refer to the Nautilus Institute, a research-based initiative of Nautilus, Inc.
• Nautilus, Japanese video game developer, formerly Sacnoth
• Nautilus Federation, comprising Nautilus UK and Nautilus NL, affiliated trade unions representing workers in the marine sector in the United Kingdom and Netherlands.
• The Nautilus (journal) - malacological journal
• Nautilus (magazine), a german fantasy and science fiction magazine

Nautilus may also be:

• a product line of speakers produced by Bowers & Wilkins (B&W)
• the codename for the VAX-8800 family of computer systems from Digital Equipment Corporation
• Nautilus (song) - a popular song by jazz musician Bob James
• the name of the company "Parfums Nautilus", from Venezia, Italy.

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