One of the main cusps, at the posterolingual side
The hypocone is the name for a main cusp found on the molars of the upper dentition of hominids and other therian Mammals. It is found on the distal lingual side of the tooth. It fits into the grooves of the lower dentition and is an adaptation for the overall grinding and tearing of foods using the occlusal (chewing side) of the tooth surface dur...
The distolingual cusp of an upper molar tooth. ... Origin: hypo-+ G. Konos, pine cone ... (05 Mar 2000) ... 
Type: Term Pronunciation: hī′pō-kōn Definitions: 1. The distolingual cusp of an upper molar tooth.