A cusp is an occlusal or incisal eminance on a tooth. There are numerous commonly used terms of relationship and comparison that refer to different aspects of teeth and are frequently utilized in articles about dentistry. ... There are numerous commonly used terms of relationship and comparison that refer to different aspects of teeth and are frequently utilized in articles about dentistry. ...

Canine teeth, otherwise known as cuspids, each possess a single cusp, while premolars, otherwise known as bicuspids, possess two each. Molars normally possess either four and five cusps. Maxillary molars, especially first molars, will generally possess a fifth cusp situated on the mesiolingual cusp known as the Cusp of Carabelli. In mammalian oral anatomy, the canine teeth, also called cuspids, dogteeth, fangs, or (in the case of those of the upper jaw) eye teeth, are relatively long, pointed teeth. ... The premolar teeth or bicuspids are transitional teeth located between the canine and molar teeth. ... The maxillae are the largest bones of the face, except for the mandible, and form, by their union, the whole of the upper jaw. ... There are numerous commonly used terms of relationship and comparison that refer to different aspects of teeth and are frequently utilized in articles about dentistry. ... Carabellis tubercle is a degeneration cusp of upper first molar in the mesial-lingual portion also known as the Cusp of Carabelli. ...

References

Ash, Major M.; Nelson, Stanley. WHEELER'S DENTAL ANATOMY, PHYSIOLOGY AND OCCLUSION, 8th edition.