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mesognathous

[mi-zog-nuh-thuh s, -sog-]
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adjective Anthropology.
  1. having medium, slightly protruding jaws.
  2. having a moderate or intermediate gnathic index of from 98 to 103.
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Also mes·og·nath·ic [mez-uh g-nath-ik, mes‐, mee-zuh g‐, ‐suh g‐] /ˌmɛz əgˈnæθ ɪk, ˌmɛs‐, ˌmi zəg‐, ‐səg‐/.

Origin of mesognathous

First recorded in 1875–80; meso- + -gnathous
Related formsme·sog·na·thism, me·sog·na·thy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for mesognathous

mesognathous

adjective
  1. anthropol having slightly projecting jaws
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Derived Formsmesognathism or mesognathy, noun
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