noun

cavity

cavity, hole, hollow

The dentist found a cavity in my tooth.

The dentist found a cavity in my tooth.

Water collected in a small cavity in the rock.

Water collected in a small cavity in the rock.

((a cavity in sth.)) a hole in sth. The dentist found a cavity in my tooth.

Synonyms: hole, hollow, pit

From Latin 'cavitas' (hollowness), which comes from 'cavus' (hollow).

Imagine a small 'cave' in your tooth - that's a 'cavity'.

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