Meaning of ABUTMENT in English

ABUTMENT

n. structure that supports an arch or vault (as on a bridge); place where two adjoining structures come in contact, juncture; (Dentistry) teeth located on either side of a missing tooth; (Dentistry) tooth or root that serve as anchoring for a permanent or a removable dental prosthesis

Explanatory English dictionary bed edition.      Толковый словарь английского языка Редакция bed.