In craniometry, the most anterior point on the mandible in the midline; the most anterior, prominent point on the chin. SYN: mental point. [G. dim. of pogon, beard]
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po·go·ni·on pə-'gō-nē-ən n the most projecting median point on the anterior surface of the chin
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po·go·ni·on (po-goґne-on) [Gr., dim. of pōgōn beard] a craniometric landmark, being the most anterior point in the midline of the chin.Medical dictionary. 2011.