selachian

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noun se·la·chi·an \sə-ˈlā-kē-ən\

Definition of selachian

  1. :  any of a variously classified group (Selachii) of cartilaginous fishes that includes the existing sharks and typically most related elasmobranchs (such as rays)

selachian

adjective

Origin and Etymology of selachian

ultimately from Greek selachos cartilaginous phosphorescent fish; akin to Greek selas brightness


First Known Use: 1835


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