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Any of various lizards and closely related reptiles.

[From New Latin Lacertīlia, former suborder name, from Latin lacerta, lizard.]

lac′er·til′i·an 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.


(Animals) any reptile of the suborder Lacertilia (lizards)
(Zoology) of, relating to, or belonging to the Lacertilia
[C19: New Latin, from Latin lacerta lizard]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.lacertilian - of or relating to lizards
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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On the other hand, in Lacertilian, Rhynchocephalia and generally in Lizards, the proximal and distal ends of the columella auris have two separate centers of chondrification (Versluys, 1903).
HEADLAND Risen like a sewer of precognition, of lacertilian biotite folds, cerebral lobes, anacoluthic evocations of Coatlicue, risen directly from Tory Island's ocean floor, cankered into its own principle of petri-growth, with heather, like rooted nightcrawlers, swarming between the bony plates extending along its crest, Dun Bhaloir turns its headless head to eyelessly stare into the Atlantic's horizontal dark blue depth-- flat shades, which are a banished Adam to this apple-tree abyss of erective crag.
A lacertilian dorsal retinorecipient thalamus: a re-investigation in the old world lizard Podarcis hispanica.