Dental Procedure Required for a Serious Cavity

This page is the CodyCross answer for the clue below from Sense of Smell, Group 1463, Puzzle 5 (Lemon and Lime).

Question is: Dental Procedure Required for a Serious Cavity

and the answer is: ROOTCANAL

Word Meaning:

ROOT CANAL — (anatomy, dentistry) The hollow part of the root of a tooth, containing the nerve and blood vessels.

Definitions from Wiktionary.

Dental procedure required for a serious cavity — CodyCross Answer | CodyCross Solutions