Craniometry. the lowest point on the anterior margin of the lower jaw in the midsaggital plane.
Origin of gnathion
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
the lowest point of the midline of the lower jaw: a reference point in craniometry
Word Origin for gnathion
C19: from New Latin, 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
The most inferior point of the mandible in the midline.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.