Jisho

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Noun
1. chambered nautilus (esp. species Nautilus pompilius)Usually written using kana alone
Wikipedia definition
2. NautilusNautilus (from Greek ναυτίλος, 'sailor') is the common name of marine creatures of cephalopod family Nautilidae, the sole extant family of the superfamily Nautilaceae and of its smaller but near equal suborder, Nautilina. It comprises six living species in two genera, the type of which is the genus Nautilus. Though it more specifically refers to species Nautilus pompilius, the name chambered nautilus is also used for any species of the Nautilidae.
Read “Nautilus” on English Wikipedia
Read “オウムガイ” on Japanese Wikipedia
Read “Nautilus” on DBpedia
Other forms
オウムガイ

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