Concrescence, Fusion, Gemination and twinning are developmental anomalies that modify the shape of the teeth. Gemination
refers to the attempt at division of a toothgerm, resulting in formation of single large tooth, with groove or notch in the
crown. Except gemination , others arise as a result of union of two toothgerms or tooth. This article is an illustration of case
report of gemination of permanent maxillary lateral incisor and literature review.