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coelacanth

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noun coe·la·canth \ˈsē-lə-ˌkan(t)th\

Definition of coelacanth

  1. :  any of an order (Coelacanthiformes) of lobe-finned fishes known chiefly from Paleozoic and Mesozoic fossils



Illustration of coelacanth

Origin of coelacanth

ultimately from Greek koilos hollow + akantha spine — more at cave


First Known Use: 1857


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