Definition of prosthion in English:

prosthion

noun

Anatomy Anthropology Zoology
  • The most anterior or lowest point of the alveolar process of the maxilla in the median plane (between the two central incisors).

Origin

Early 20th century; earliest use found in American Anthropologist. From German Prosthion from ancient Greek πρόσθιος foremost + German -ion.

Pronunciation

prosthion

/ˈprɒsθiːɒn/