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conodont

/'kәunәdɔnt, 'kɔnә-/

📖 中文释义

  1. n. [古生]牙形刺, 牙形石

🧩 词形变化

复数 conodonts
📘 English Definition（英文释义）
  1. n the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta
  2. n small (2 inches long) extinct eellike fish with a finned tail and a notochord and having cone-shaped teeth containing cellular bone; late Cambrian to late Triassic; possible predecessor of the cyclostomes
C 字母词表