Etymology

nautilus

nau·ti·lus
N1A1U1T1I1L1U1S1

Today it means: A marine mollusc, of the family Nautilidae native to the Pacific Ocean and Indian Ocean, which has tentacles and a spiral shell with a series of air-filled chambers, of which Nautilus is the type genus. Full definition →

Latin nautilus ← Ancient Greek ναυτίλος
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The story

  1. Ancient Greek · derived fromναυτίλος“paper nautilus, sailor”
  2. Latin · derived fromnautilus
  3. English todaynautilus

From Latin nautilus, from Ancient Greek ναυτίλος (nautílos, “paper nautilus, sailor”).

Etymology from Wiktionary, CC BY-SA 4.0.