cingulum of tooth
Definition: a U- or W-shaped ridge at the base of the lingual surface of the crown of the upper incisors and cuspid teeth, the lateral limbs running for a short distance along the linguoproximal line angles, the central portion just above the gingiva.
Synonym(s): cingulum dentisTA, basal ridge2, lingual lobe
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Examples: glitazone, GI cocktail, etc.
