Etymology

orthoceras

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Today it means: Any nautiloid cephalopod mollusc of the genus Orthoceras, known only as fossils Full definition →

Ancient Greek κέρας
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The story

  1. Ancient Greek · derived fromκέρας“a horn”
  2. English todayorthoceras

From ortho- + Ancient Greek κέρας (kéras, “a horn”).

Words from the same roots

Ancient Greekκέρας all →

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Etymology from Wiktionary, CC BY-SA 4.0.