protocone


pro·to·cone

(prō'tō-kōn), The mesiolingual cusp of an upper molar tooth in a mammal. [proto- + G. kōnos, cone]

pro·to·cone

(prō'tō-kōn) 1. The mesiolingual cusp of human upper molars. 2. Formerly thought to be the first upper molar cusp to develop evolutionarily.
See also: protoconid[proto- + G. kōnos, cone]

pro·to·cone

(prō'tō-kōn) Mesiolingual cusp of mammalian upper molar tooth. [proto- + G. kōnos, cone]