Cavities are holes or cracks in the surface of your teeth. They can be caused by a variety of things, including tooth decay, tooth injury, and gum disease.

  • The dentist is going to fill the cavities with silver nitrate.

  • The dentist is going to fill the cavities with a gel.

Definition of cavities


space that is surrounded by something


enclosed space


a sizeable hole (usually in the ground)




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


caries, dental caries, tooth decay


(anatomy) a natural hollow or sinus within the body


bodily cavity, cavum

Nearby Words

cavities Pronunciation in a video

Example Sentences for cavities

  • 1

    It is the opening between the nasal cavity and the nasopharynx.

  • 2

    A result of the unstable cavity is a hole in the centre of the output beam.

  • 3

    It simply costs less energetically to open the intercalation cavity.

  • 4

    The cowherds collected hay, stacked it at the opening of the cavity and lit it.

  • 5

    Access to the cavity for loading and unloading lading is through an end opening.

  • 6

    The abdominal cavity is continuous with the pelvic cavity.

  • 7

    The cavities are filled in with epoxy.

  • 8

    The risers are centered in the cavities.

  • 9

    In this hammer, the lubricant is retained in the cavities.

  • 10

    The cavity is constructed and arranged to be collapsible.