isocercal

adjective iso·cer·cal

Definition of isocercal

  1. 1 :  having symmetrical upper and lower lobes and a gradually tapering vertebral column —used of the tail fin of a fish

  2. 2 :  having or relating to an isocercal tail fin

isocercy

noun, plural

-es

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Origin and Etymology of isocercal

is- + -cercal


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