Definition

Caries

Tooth decay — the demineralisation of enamel and dentin caused by acid from bacterial fermentation of sugar. On a radiograph it shows as a darker (radiolucent) area; in a photo it is not reliably visible.

Related terms

Measure it on your own smile

One photo gives you a whiteness score, a VITA shade match and a visible stain estimate — the vocabulary in this glossary, applied to your teeth.