nounpl. -·luses or -·li·
- any of two genera (Nautilus or Allonautilus) of tropical tetrabranchiate cephalopods having a many-chambered, spiral shell with a pearly interior
- paper nautilus
Origin of nautilusModern Latin from Classical Latin from Classical Greek nautilos, sailor, nautilus from naus, a ship: see navy
weight-lifting equipment utilizing a mechanical cam that varies the resistance of the weights in proportion to muscular strength
nounpl. nau·ti·lus·es, or nau·ti·li
- Any of several cephalopod mollusks of the family Nautilidae of the Indian and Pacific Oceans, especially Nautilus pompilius, having numerous slender tentacles and an external coiled pearly shell divided into air-filled chambers. Also called chambered nautilus . Also called pearly nautilus .
- The paper nautilus.
Origin of nautilusLatin from Greek nautilos sailor, nautilus from nautēs mariner from naus ship ; see nāu- in Indo-European roots.
(plural nautiluses or nautili)
From Latin nautilus, from Ancient Greek Î½Î±Ï…Ï„Î¯Î»Î¿Ï‚ (nautilos, “paper nautilus, sailor").