Distal
The surface that is away from the midline of the face.
Buccal
The surface on posterior teeth that face the cheeks.
Incisal
The biting edge of an anterior tooth.
Lingual
The surface that faces the tongue.
Mesial
The surface that is closest to the midline of the face.
Occlusal
The chewing surface of posterior teeth.
Proximal
Tooth surfaces that are next to each other