Two teeth united during development by the union of their tooth germs; the teeth may be joined by the enamel of their crowns, by their root dentin, or by both.

Synonyms: Fused Mandibular Incisors Incisors, Fused Mandibular Mandibular Incisors, Fused Double Tooth Mandibular Incisor, Fused Tooth, Double Incisor, Fused Mandibular Fused Mandibular Incisor Fused Teeth Teeth, Fused