interproximal

/ˌɪntərˈprɑksɪməl/
adjective
  1. Located or occurring between adjacent teeth.
    • Dentists recommend flossing to clean interproximal spaces where a toothbrush can't reach.
    • The X-ray showed a small cavity on the interproximal surface of her molar.
    • Interproximal brushes are useful for removing plaque between teeth.
Synonyms