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单词 belemnite
释义

WordReference Random House Unabridged Dictionary of American English © 2024
bel•em•nite  (bel′əm nīt′),USA pronunciation n. [Paleontol.]
  1. a conical fossil, several inches long, consisting of the internal calcareous rod of an extinct animal allied to the cuttlefish;
    a thunderstone.
  • French bélemnite, equivalent. to Greek bélemn(on) a dart (noun, nominal derivative from base of bállein to throw) + French -ite -ite1
  • 1640–50

Collins Concise English Dictionary © HarperCollins Publishers::
belemnite /ˈbɛləmˌnaɪt/ n
  1. any extinct marine cephalopod mollusc of the order Belemnoidea, related to the cuttlefish
  2. the long pointed conical internal shell of any of these animals: a common Mesozoic fossil
Etymology: 17th Century: from Greek belemnon dart
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更新时间：2025/11/12 1:05:06