Dictionary definition for: Cavity
1. (n) a sizeable hole (usually in the ground) "they dug a pit to bury the body"
2. (n) space that is surrounded by something
3. (n) soft decayed area in a tooth; progressive decay can lead to the death of a tooth
4. (n) (anatomy) a natural hollow or sinus within the body
WordNet 2.1 Copyright Princeton University. All rights reserved.
