developmental grooves

de·vel·op·men·tal grooves

fine lines found in the enamel of a tooth that mark the junction of the lobes of the crown in its development. Synonym(s): developmental lines

de·vel·op·men·tal grooves

(dĕ-vel'ŏp-men'tăl grūvz) Fine lines found in the enamel of a tooth that mark the junction of the lobes of the crown in its development.
Synonym(s): developmental lines.

de·vel·op·men·tal grooves

(dĕ-vel'ŏp-men'tăl grūvz) Fine lines in tooth enamel that mark junction of lobes of crown in its development.