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reptilian

[rep-til-ee-uh n, -til-yuh n] /rɛpˈtɪl i ən, -ˈtɪl yən/
adjective
1.
belonging or pertaining to the Reptilia.
2.
groveling, debased, or despicable; contemptible.
3.
mean; treacherous; harmful.
noun
4.
a reptile.
Origin
1840-1850
1840-50; < New Latin Reptili(a) reptiles (plural of rēptile, neuter of Late Latin rēptilis; see reptile) + -an
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for reptilian
  • Dimetrodon, despite its reptilian appearance, was not a dinosaur.
  • Some ammonite fossils have tooth marks that look as though they were made by huge reptilian predators called mosasaurs.
  • But it has been a mystery how this delicate system evolved from the cruder listening organs of our reptilian ancestors.
  • The study challenges the old notion that dinosaurs out-competed their reptilian contemporaries.
  • Named after their spotted coats and fearsome jaws, leopard seals have large, reptilian heads and streamlined bodies.
  • Our hair is rooted in reptilian claws, according to a new study that revealed hair genes in both lizards and birds.
  • Experts believe all lizards and snakes descended from a common reptilian ancestor that walked on four legs and lived on land.
  • With a changing environment and invasive species, there's no stopping this reptilian giant.
  • The reptilian head of a mama turtle pops up for the occasional breath.
  • But there was a glittering, reptilian brilliance to his madness.
British Dictionary definitions for reptilian

reptilian

/rɛpˈtɪlɪən/
adjective
1.
of, relating to, resembling, or characteristic of reptiles
2.
mean or treacherous; contemptible: reptilian behaviour
noun
3.
a less common name for reptile
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for reptilian
adj.

1846, from reptile + -ian. Transferred meaning "malignant, cold, underhanded" is from 1859.

Online Etymology Dictionary, © 2010 Douglas Harper
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reptilian in Science
reptilian
  (rěp-tĭl'ē-ən)   
Relating to or characteristic of reptiles.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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