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cavity

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noun, cav·i·ty \ˈka-və-tē\

Simple Definition of cavity

  • : a hole or space inside something

  • : a hole formed in a tooth by decay

Source: Merriam-Webster's Learner's Dictionary

Full Definition of cavity

plural cavities

  1. 1 :  an unfilled space within a mass; especially :  a hollowed-out space

  2. 2 :  an area of decay in a tooth :  caries

Examples of cavity in a sentence

  1. Some birds nest in tree cavities.

  2. I had two cavities filled at the dentist's.



Origin of cavity

Middle French cavité, from Late Latin cavitas, from Latin cavus


First Known Use: 1541

Rhymes with cavity


CAVITY Defined for Kids

cavity

play
noun cav·i·ty \ˈka-və-tē\

Definition of cavity for Students

plural cavities

  1. 1 :  a small hole formed in a tooth by decay

  2. 2 :  a hollow place <The explosion left a cavity in the ground.>




Medical Dictionary

cavity

play
noun cav·i·ty \ˈkav-ət-ē\

Medical Definition of cavity

plural cavities

  1. 1:  an unfilled space within a mass

  2. 2:  an area of decay in a tooth :  caries





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