a combining form meaning “having a jaw” of the kind or in the position specified by the initial element: prognathous.
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British Dictionary definitions for -gnathous
adj combining form
indicating or having a jaw of a specified kindprognathous
Word Origin for -gnathous
from New Latin -gnathus, from Greek gnathos jaw
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
Medicine definitions for -gnathous
Characterized by a specified kind of jaw:anisognathous.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.