gephyrocercal
adjective
geph·y·ro·cer·cal
\¦jefə(ˌ)rō¦sərkəl\
Definition of gephyrocercal
1 : having the dorsal and anal fins confluent at the aborted end of the vertebral column of a fish's tail
2 : having or relating to a gephyrocercal tail
gephyrocercy
noun, plural-es
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Origin and Etymology of gephyrocercal
Greek gephyro- (from gephyra) + English -cercal
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