cavity

[ kav-i-tee ]
/ ˈkæv ɪ ti /

noun, plural cav·i·ties.

any hollow place; hollow.
Anatomy. a hollow space within the body, an organ, a bone, etc.
a hollow space or a pit in a tooth, most commonly produced by caries. A cavity may be artificially made to support dental restorations.

Origin of cavity

1535–45; < Middle French cavite < Late Latin cavitās hollowness, equivalent to Latin cav(us) hollow + -itās -ity

OTHER WORDS FROM cavity

cav·i·tied, adjectivesub·cav·i·ty, noun, plural sub·cav·i·ties.un·cav·i·tied, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cavity

British Dictionary definitions for cavity

cavity
/ (ˈkævɪtɪ) /

noun plural -ties

a hollow space; hole
dentistry a soft decayed area on a toothSee caries
any empty or hollow space within the bodythe oral cavity
electronics See cavity resonator

Word Origin for cavity

C16: from French cavité, from Late Latin cavitās, from Latin cavus hollow
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for cavity

cavity
[ kăvĭ-tē ]

n.

A hollow area within the body, such as a sinus cavity.
A pitted area in a tooth caused by caries.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for cavity

cavity
[ kăvĭ-tē ]

A hollow; a hole.
A hollow area within the body.
A pitted area in a tooth caused by caries.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.