Cavity

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Look up cavity in Wiktionary, the free dictionary.

A cavity is a hole. It may refer to:

  • Dental cavity, damage to the structure of teeth
  • Resonator, a device designed to select for waves of particular wavelengths
  • Cavitation, the phenomenon of partial vacuums forming in fluid, for example, in propellors
  • Cavitary pneumonia, a type of pneumonia in which a hole is formed in the lung
  • Cavity sludge metal band from Miami, Florida.