prosthion prosthetist • prosthionic · · · Info · Definitions · Synonyms · Characters · · prosthion · · Text Latin · · Script 9 · · Length Definitions · · · (noun) craniometric point that is the most anterior point in the midline on the alveolar process of the maxilla. Synonyms: prostheon, alveolar point. · · Noun Definition 1 Synonyms · · · prostheon · · Synonym 1 alveolar point · · Synonym 2 Characters · · h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074