cavity

noun
cav·​i·​ty | \ ˈka-və-tē How to pronounce cavity (audio) \
plural cavities

Definition of cavity

1 : an unfilled space within a mass especially : a hollowed-out space
2 : an area of decay in a tooth : caries

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Examples of cavity in a Sentence

Some birds nest in tree cavities. I had two cavities filled at the dentist's.

Recent Examples on the Web

To get the beer can out once the chicken is done, use a potholder to brace the can and use the tongs to grab the chicken inside the cavity from the top and gently wiggle the two apart. Julia O'malley, Anchorage Daily News, "Use a local brew to infuse a juicy Alaska beer can chicken," 13 June 2019 Trapped inside the cavity, the scientists were able to observe its quantum jumps. David Grossman, Popular Mechanics, "Scientists Can Save Schrödinger's Cat By Predicting Quantum Jumps," 7 June 2019 Officers are not allowed to insert fingers into a person's cavities at any time, the policy states. Uriel J. Garcia, azcentral, "Phoenix officer's body-cavity search was 'inappropriate,' investigation finds," 31 July 2019 Residents can help cavity nesters by safely retaining dead trees and limbs on their properties as alternatives to Edison power poles. Sara Cardine, La Cañada Valley Sun, "Some worry Edison pole replacements could displace woodpeckers that feed, nest inside," 17 July 2019 Like the yellow jacket, the bumble bee also nests in cavities but is not nearly as common in Alabama. Howard Koplowitz | Hkoplowitz@al.com, al.com, "It’s Alabama’s stinging season: How to identify yellow jacket, hornet and bees’ nests," 1 July 2019 But even after that, the glowing E. coli persisted inside the coral’s digestive cavity. Jenny Howard, National Geographic, "These corals choose to eat plastic over food," 25 June 2019 The loudest, and thus most important, one are called cavity noise and pattern noise. Nick Stockton, WIRED, "Bridgestone's New Tire Makes Driving Electric as Quiet as It Should Be," 5 June 2019 That heavy usage led to cavities developing in the stones, gradually worn down by constant use over decades. David Grossman, Popular Mechanics, "Just Like Us, Pompeii Also Struggled With Potholes," 15 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cavity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cavity

1541, in the meaning defined at sense 1

History and Etymology for cavity

borrowed from Middle French & Late Latin; Middle French cavité, borrowed from Late Latin cavitāt-, cavitās, from Latin cavus "hollow, concave" + -itāt-, -itās -ity — more at hole entry 1

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More Definitions for cavity

cavity

noun

English Language Learners Definition of cavity

: a hole or space inside something
: a hole formed in a tooth by decay

cavity

noun
cav·​i·​ty | \ ˈka-və-tē How to pronounce cavity (audio) \
plural cavities

Kids Definition of cavity

1 : a small hole formed in a tooth by decay
2 : a hollow place The explosion left a cavity in the ground.

cavity

noun
cav·​i·​ty | \ ˈkav-ət-ē How to pronounce cavity (audio) \
plural cavities

Medical Definition of cavity

1 : an unfilled space within a mass
2 : an area of decay in a tooth : caries

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