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Any of various cartilaginous fishes of the subclass Elasmobranchii, having five to seven pairs of lateral gill slits and including the sharks, rays, and skates.

[From New Latin Elasmobranchiī, subclass name : Greek elasmos, metal beaten out (from elaunein, elas-, to beat) + Latin branchia, gill; see branchia.]

e·las′mo·branch′ adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ɪˈlæsməˌbræŋk; ɪˈlæz-)
(Animals) any cartilaginous fish of the subclass Elasmobranchii (or Selachii), which includes the sharks, rays, dogfish, and skates
(Animals) of, relating to, or belonging to the Elasmobranchii
Also called: selachian
[C19: from New Latin elasmobranchii, from Greek elasmos metal plate + brankhia gills]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ɪˈlæs məˌbræŋk, ɪˈlæz-)

1. belonging or pertaining to the Elasmobranchii, the subclass of cartilaginous fishes comprising the sharks and rays.
2. an elasmobranch fish.
[1870–75; < New Latin Elasmobranchii < Greek elasm(ós) beaten metal]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.elasmobranch - any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharkselasmobranch - any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates
cartilaginous fish, chondrichthian - fishes in which the skeleton may be calcified but not ossified
shark - any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales
ray - cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The tiger sharks were tagged off the coast of Saba in the Dutch Caribbean, during an expedition organised by the Dutch Elasmobranch Society, the Saba Conservation Foundation and Nature Foundation Sint Maarten.
The reef manta ray Mobula alfredi, is a large, pelagic elasmobranch (disc width up to 5 m) found in tropical and subtropical waters of the Indo-Pacific Oceans, often associated with coastlines and coral or rocky reef habitats.
In the (http://www.pnas.org/content/early/2019/02/13/1819778116) study titled "White Shark Genome Reveals Ancient Elasmobranch Adaptations Associated with Wound Healing and the Maintenance of Genome Stability," scientists compared the great white shark genome with several other animals, humans included.
Many elasmobranch fishes (sharks, rays, and skates) are particularly vulnerable to overfishing because of their large size, slow growth, late maturity, and low fecundity (Brander, 1981; Dulvy et al., 2000; Griffiths et al., 2010; Griffiths et al., 2011).
The potentially sustainable catch of elasmobranchs (sharks, rays, and chimaeras), meanwhile, has been'estimated at 12 percent of the total elasmobranch catch,'says the report, or'33 out of the 537'existing shark species.
Until data collection becomes more efficient, the thorough demographic models that require biological inputs to measure elasmobranch susceptibility to overexploitation estimate the potential vulnerability of shark populations.
By referring to Elasmobranch Husbandry Manual that was published by Ohio Biological Survey 2004, a few drug of choice had been described.
In most elasmobranch studies, sagittally sectioned vertebrae are selected as the primary age structure (Cailliet and Goldman, 2004), although clarity of annuli within vertebrae is largely species-specific.