noun
sharks; rays; dogfishes; skates
• Syn: ↑Elasmobranchii, ↑subclass Elasmobranchii, ↑subclass Selachii
• Hypernyms: ↑class
• Member Holonyms: ↑Chondrichthyes, ↑class Chondrichthyes
• Member Meronyms:
↑elasmobranch, ↑selachian, ↑Hexanchidae, ↑family Hexanchidae, ↑Lamnidae, ↑family Lamnidae, ↑Cetorhinidae, ↑family Cetorhinidae, ↑Alopiidae, ↑family Alopiidae, ↑Orectolobidae, ↑family Orectolobidae, ↑Carchariidae, ↑family Carchariidae, ↑Odontaspididae, ↑family Odontaspididae, ↑Rhincodontidae, ↑family Rhincodontidae, ↑Scyliorhinidae, ↑family Scyliorhinidae, ↑Carcharhinidae, ↑family Carcharhinidae, ↑Triakidae, ↑family Triakidae, ↑Squalidae, ↑family Squalidae, ↑Sphyrnidae, ↑family Sphyrnidae, ↑Squatinidae, ↑family Squatinidae, ↑Torpediniformes, ↑order Torpediniformes, ↑Rajiformes, ↑order Rajiformes, ↑Batoidei, ↑order Batoidei
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\\-kēˌī\ noun pluralUsage: capitalized
Etymology: New Latin, irregular from selachos cartilaginous fish; akin to Greek selas light, brightness — more at selen-
in some classifications : a variously delimited group of elasmobranch fishes:
a. : a primary division of Pisces that includes all the elasmobranchs and is equivalent to Chondrichthyes
b. : a class or subclass that includes all the elasmobranchs except the chimaeras
c. : a subclass or order that includes the existing sharks and rays as distinguished from the extinct Pleuropterygii and Ichthyotomi
d. : a suborder that includes the existing sharks as distinguished from the rays and is equivalent to Pleurotremata
Useful english dictionary. 2012.