axial surfaces
ax·i·al surfaces
surfaces of a tooth parallel to its long axis; the axial surfaces are the vestibular (labial or buccal), lingual, and contact (mesial or distal).
Farlex Partner Medical Dictionary © Farlex 2012
ax·i·al sur·fac·es
(aksē-ăl sŭrfăs-ĕz)Surfaces of a tooth parallel to its long axis; include vestibular (labial or buccal), lingual, and contact (mesial or distal).
Medical Dictionary for the Dental Professions © Farlex 2012