retrognathic
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Cephalometric analysis — is the study of the dental and skeletal relationships in the head.[1] It is frequently used by dentists, often orthodontists in particular, as a treatment planning tool.[2] Two of the more popular methods of analysis used in orthodontology are… … Wikipedia
retrognathism — A condition of facial disharmony in which one or both jaws are posterior to normal in their craniofacial relationships; usually used in reference to the mandible. [retro + G. gnathos, jaw] * * * ret·ro·gnath·ism .re trō nath .iz əm n a condition… … Medical dictionary
