#1
cavity n. [
pit] a sizeable hole (usually in the ground); "they dug a pit to bury the body"
. wn #2
cavity n. [
enclosed space] space that is surrounded by something
. wn #3
cavity n. [
caries, dental caries, tooth decay] soft decayed area in a tooth; progressive decay can lead to the death of a tooth
. wn #4
cavity n. [
bodily cavity, cavum] (anatomy) a natural hollow or sinus within the body
. wn