Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun nautilus

3 senses of nautilus

Sense 1
nautilus, nuclear submarine, nuclear-powered submarine -- (a submarine that is propelled by nuclear power)
       => submarine, pigboat, sub, U-boat -- (a submersible warship usually armed with torpedoes)

Sense 2
paper nautilus, nautilus, Argonaut, Argonauta argo -- (cephalopod mollusk of warm seas whose females have delicate papery spiral shells)
       => octopod -- (a cephalopod with eight arms but lacking an internal shell)

Sense 3
chambered nautilus, pearly nautilus, nautilus -- (cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions)
       => cephalopod, cephalopod mollusk -- (marine mollusk characterized by well-developed head and eyes and sucker-bearing tentacles)