acrodont

[ak-ruh-dont]

ac·ro·dont

[ak-ruh-dont]
adjective Zoology.
having rootless teeth fastened to the alveolar ridge of the jaws.

Origin:
1840–50; acr- + -odont

ac·ro·dont·ism, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Acrodont is always a great word to know.
So is echinodermata. Does it mean:
pertaining to creatures without a backbone
phylum of radially symmetrical coelomate marine invertabrates
Collins
World English Dictionary
acrodont (ˈækrəˌdɒnt)
 
adj
1.  See also pleurodont (of the teeth of some reptiles) having no roots and being fused at the base to the margin of the jawbones
2.  having acrodont teeth
 
[C19: from acro- + -odont]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

acrodont ac·ro·dont (āk'rə-dŏnt')
adj.
Having teeth attached to the edge of the jawbone without sockets.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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