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retrognathism

[ rĕt′rō-năthĭz′əm ]
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n.
A condition of facial disharmony in which one or both jaws are posterior to their normal positions.
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Other words from retrognathism

ret′ro•gnathic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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