Ectopic enamel is an abnormality in the formation of enamel. It is

tooth enamel Tooth enamel is one of the four major Tissue (biology), tissues that make up the tooth in humans and many animals, including some species of fish. It makes up the normally visible part of the tooth, covering the Crown (tooth), crown. The other ...

that is found in an unusual location ( ectopia), such as at the

root In vascular plants, the roots are the plant organ, organs of a plant that are modified to provide anchorage for the plant and take in water and nutrients into the plant body, which allows plants to grow taller and faster. They are most often bel ...

of a tooth. Enamel pearls are a type of ectopic enamel.

References

Developmental tooth disorders {{dentistry-stub