| English noun: nautilus | |||
| 1. | nautilus (artifact) a submarine that is propelled by nuclear power | ||
| Synonyms | nuclear submarine, nuclear-powered submarine | ||
| Broader (hypernym) | pigboat, sub, submarine, U-boat | ||
| 2. | nautilus (animal) cephalopod mollusk of warm seas whose females have delicate papery spiral shells | ||
| Synonyms | Argonaut, Argonauta argo, paper nautilus | ||
| Broader (hypernym) | octopod | ||
| Member meronym | Argonauta, genus Argonauta | ||
| 3. | nautilus (animal) cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions | ||
| Synonyms | chambered nautilus, pearly nautilus | ||
| Broader (hypernym) | cephalopod, cephalopod mollusk | ||
| Member meronym | genus Nautilus | ||