elasmobranch
elas·mo·branch
noun \i-ˈlaz-mə-ˌbraŋk\ plural elas·mo·branchs
Definition of ELASMOBRANCH
: any of a subclass (Elasmobranchii) of cartilaginous fishes that have five to seven lateral to ventral gill openings on each side and that comprise the sharks, rays, skates, and extinct related fishes
— elasmobranch adjective
Origin of ELASMOBRANCH
ultimately from Greek elasmos metal plate (from elaunein) + branchia gills
First Known Use: 1872
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