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Webster 1913 Edition
Heterocercal
Hetˊer-o-cer′cal
,Adj.
[
Hetero-
+ Gr. [GREEK] tail.] (Anat.)
Having the vertebral column evidently continued into the upper lobe of the tail, which is usually longer than the lower one, as in sharks.
Definition 2024
heterocercal
heterocercal
English
Adjective
heterocercal (comparative more heterocercal, superlative most heterocercal)
- (ichthyology) Of a fish's tail, such that the vertebral column bends and extends upwards into the upper lobe of the tail, making it larger than the lower lobe; as in sharks, rays, and skates.
Antonyms
Derived terms
- heterocercality