Dictionary.com
definitions

anodontia

[an-uh-don-shuh, -shee-uh]
noun Dentistry.
  1. congenital absence of teeth.

Origin of anodontia

an-1 + -odont + -ia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for anodontia

anodontia

noun
  1. the congenital absence of teeth

Word Origin for anodontia

from an- + Greek odōn tooth + -ia
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
anodontia in Medicine

anodontia

[ăn′ō-dŏn′shə]
n.
  1. Congenital absence of teeth.agomphosis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.