prognathism

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prognathism

 [prog´nah-thizm]
abnormal protrusion of one or both jaws, especially the lower jaw, the gnathic index being above 103. adj., adj prognath´ic, prog´nathous.

prog·na·thism

(prog'nă-thizm), In the diphthong gn, the g is silent only at the beginning of a word.
The condition of being prognathic; abnormal forward projection of one or of both jaws beyond the established normal relationship with the cranial base; the mandibular condyles are in their normal rest relationship to the temporomandibular joints.
Synonym(s): progenia

prognathism

/prog·na·thism/ (prog´nah-thizm) abnormal protrusion of the mandible.prognath´icprog´nathous

prognathism

[prog′nəthiz′əm]
Etymology: Gk, pro + gnathos, jaw
an abnormal facial configuration in which one or both jaws project forward. It may be real or imaginary, depending on anatomical and developmental factors. Real prognathism may exist when both the mandible and the maxilla increase in length or when the maxillary length is normal and the mandibular length increases excessively. Imaginary prognathism may exist when the maxilla is underdeveloped and the mandibular length is normal. prognathic, adj.
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Prognathism

prog·na·thism

(prog'nă-thizm)
The condition of being prognathic; abnormal forward projection of one or of both jaws beyond the established normal relationship with the cranial base; the mandibular condyles are in their normal rest relationship to the temporomandibular joints.
Synonym(s): progenia.

prognathism

Abnormal protrusion of either jaw, especially the lower.

prog·na·thism

(prog'nă-thizm)
Condition of being prognathic; abnormal forward projection of one or both jaws beyond established normal relationship with cranial base; mandibular condyles are in their normal rest relationship to the temporomandibular joints.

prognathism

abnormal protrusion of one or both jaws, especially the lower jaw.