A Hole or Fissure, Especially in a Tooth
This page is the CodyCross answer for the clue below from Department Store, Group 514, Puzzle 3 (Cleaning Products).
Question is: A Hole or Fissure, Especially in a Tooth
and the answer is: CAVITY
Word Meaning:
CAVITY — A hole or hollow depression in a solid object.
Definitions from Wiktionary.