proximolingual

Relating to the proximal and lingual surfaces of a tooth; denoting the angle formed by their junction.

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prox·i·mo·lin·gual 'präk-sə-mō-'liŋ-g(yə-)wəl adj of or relating to the proximal and lingual surfaces of a tooth

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prox·i·mo·lin·gual (prok″sĭ-mo-lingґgwəl) pertaining to the proximal and lingual surfaces of a tooth.