retrognathism
American Heritage Stedman's Medical Dictionary:
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ret·ro·gnath·ism
(rĕ't'rō-năth'ĭz'əm)
n.
n.
A condition of facial disharmony in which one or both jaws are posterior to their normal positions.
ret'ro·gnath'ic adj.Mosby's Dental Dictionary:
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retrognathism
(ret′rō-nath′iz-m)
n
n
Facial disharmony in which one or both jaws (usually the mandible) are posterior to normal facial relationships. This condition may be real or imaginary.
