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Related to ichthyosaur: ichthyosaurus
Any of various extinct marine reptiles of the group Ichthyosauria or Ichthyopterygia of the Mesozoic Era, having a long flexible body with fins and an elongated toothed snout.
[From New Latin Ichthyosaurus, type genus of the group : Greek ikhthuo-, ichthyo- + Greek sauros, lizard.]
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.
n, pl -saurs, -sauruses or -sauri (-ˈsɔːraɪ)
(Palaeontology) any extinct marine Mesozoic reptile of the order Ichthyosauria, which had a porpoise-like body with dorsal and tail fins and paddle-like limbs. See also plesiosaur
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ich•thy•o•saur(ˈɪk θi əˌsɔr)
any large fishlike reptile of the extinct order Ichthyosauria, having four flippers and a prominent caudal fin.
[1820–30; < New Latin]
ich`thy•o•sau′ri•an, adj., n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Any of various extinct sea reptiles of the Mesozoic Era having a long beak, four flippers, a dolphin-like body, and a tail with a large fin.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||ichthyosaur - any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs|
archosaur, archosaurian, archosaurian reptile - extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts
ichthyosaurus - ichthyosaurs of the Jurassic
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