iapetusとは 意味・読み方・使い方

別の表記

• Japetus

語源

From Latin Iapetus, from Ancient Greek Ἰαπετός (Iapetós), possibly from Pre-Greek.

• (moon): Named after the titan.
• (ocean): The Iapetus Ocean was the predecessor to the Atlantic Ocean, so this name was chosen because Iapetus is the father of Atlas (see Atlantic).

発音

• IPA: /aɪˈæpɪtəs/

固有名詞

Iapetus

1. (Greek mythology) A Titan, the son of Uranus and Gaia, and father of Atlas, Prometheus, Epimetheus, and Menoetius.

   Alternative forms: Japetus, Iapetos

2. (astronomy) A moon in Saturnian system, Solar System: The third largest moon of Saturn

   Alternative form: Japetus

   • 1990 August, Bradford A. Smith, “Voyage of the Century”, in National Geographic, volume 178, number 2, page 55:

     We were unable to see enough on Saturn's moon Iapetus to really understand why that moon has one bright hemisphere and one dark.

3. (geology) A former ocean between former continent of Laurentia (North America) and former continent of Baltica (Europe): An ancient ocean which existed between 600 and 400 million years ago.

   Alternative form: Iapetus Ocean

   Synonyms: Proto-Atlantic, Proto-Atlantic Ocean

   • 2004, Richard Fortey, The Earth, Folio Society, published 2011, page 184:

     So, in the early Ordovician, Iapetus was wide enough to have one side in high latitudes and the other in the tropics: a massive ocean, indeed.

4. (biblical, obsolete) Alternative form of Japheth.

派生語

参照

• “Japethic, adj.”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.

参考

アナグラム

• Paiutes, taupies

発音

• (Classical Latin) IPA: [iːˈa.pɛ.tʊs]
• (modern Italianate Ecclesiastical) IPA: [iˈaː.pe.tus]

固有名詞

Īapetus m sg (genitive Īapetī); second declension

1. (Greek mythology) Iapetus
   • 303 CE – 311 CE, Lactantius, Institutiones Divinae 2.10.7:

     Prometheus ex Iapeto natus est

     Prometheus himself was born from Iapetus

Inflection

Second-declension noun, singular only.

関連する語

• Īapetīonidēs (patronymic)

派生した語

• → English: Iapetus

参照

• “Iapetus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press