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labiogression

American  
[ley-bee-oh-gresh-uhn] / ˌleɪ bi oʊˈgrɛʃ ən /

noun

Dentistry.
  1. location of the anterior teeth forward of their natural position.


Etymology

Origin of labiogression

labio- + Latin gress ( us ) (past participle of gradī to step, walk, go) + -ion