cavity

(noun)

noun

1. a sizeable hole (usually in the ground)

Similar word(s): pit

Definition categories: object, hole, hollow

2. space that is surrounded by something

Definition categories: shape, space

3. soft decayed area in a tooth; progressive decay can lead to the death of a tooth

Similar word(s): caries

Definition categories: process, decay

4. (anatomy) a natural hollow or sinus within the body

Similar word(s): cavum

Definition categories: body, structure