See also: orthoceras

Translingual

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Etymology

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From Ancient Greek ὀρθός (orthós, straight) + κέρας (kéras, horn).

Proper noun

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Orthoceras n

  1. A taxonomic genus within the familyOrthoceratidae – formerly including many extinct nautiloid cephalopods with straight shells,now only †Orthoceras regulare.
  2. A taxonomic genus within the family Orchidaceae.

Hypernyms

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Hyponyms

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References

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extinct cephalopod
orchid