root resorption


root re·sorp·tion

dissolution of the root of a tooth; either external, with loss or blunting of the apical portion, or internal, with loss of dentin from the inside (pulpal) part of the root area.

root re·sorp·tion

(rūt rĕ-sōrpshŭn) Dissolution of tooth root; either external, with loss or blunting of apical portion, or internal, with loss of dentin from inside (pulpal) part of root area.