prognathous

[ prog-nuh-thuhs, prog-ney- ]
See synonyms for prognathous on Thesaurus.com
adjectiveCraniometry.
  1. having protrusive jaws; having a gnathic index over 103.

Origin of prognathous

1
First recorded in 1830–40; pro-2 + -gnathous
  • Also prog·nath·ic [prog-nath-ik]. /prɒgˈnæθ ɪk/.

Other words from prognathous

  • prog·na·thism [prog-nuh-thiz-uhm], /ˈprɒg nəˌθɪz əm/, prog·na·thy, noun
  • hy·per·prog·na·thous, adjective

Words Nearby prognathous

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How to use prognathous in a sentence

  • At its southwestern end we find the most long-headed, prognathous, frizzly-haired, dark-skinned race of mankind.

    Man And His Ancestor | Charles Morris
  • In particular it is almost certain that the skull is now more prognathous than in its natural state.

    Prehistoric Man | W. L. H. Duckworth
  • Then comes the Negro down in the alluvia, with dark skin, woolly hair, and prognathous development.

  • I do not see that an orthognathous face would cost more than a prognathous face; or a good morale than a bad one.

  • As he spoke his prognathous jaw snapped to with a click-like sound, and in his eyes now coal-black were glints of fire.

    The Lion and The Mouse | Charles Klein

British Dictionary definitions for prognathous

prognathous

prognathic (prɒɡˈnæθɪk)

/ (prɒɡˈneɪθəs) /


adjective
  1. having a projecting lower jaw

Origin of prognathous

1
C19: from pro- ² + Greek gnathos jaw

Derived forms of prognathous

  • prognathism (ˈprɒɡnəˌθɪzəm), 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