\ˈsak \

Definition of sac 

(Entry 1 of 4)

: a pouch within an animal or plant often containing a fluid a synovial sac


abbreviation (1)

Definition of sac (Entry 2 of 4)



Definition of Sac (Entry 3 of 4)

variant of

Definition of SAC (Entry 4 of 4)

1 special agent in charge

2 Strategic Air Command

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Other Words from sac


saclike \ ˈsak-​ˌlīk \ adjective

Examples of sac in a Sentence

Recent Examples on the Web: Noun

Today the house is in a subdivision and we are located in a cul-de-sac. Joanne Kempinger Demski, Milwaukee Journal Sentinel, "Stone farmhouse in Cedarburg has grown but kept its rustic vibe," 12 July 2018 In this episode, one of Nancy's friends climbs a beautiful tree in the neighborhood cul-de-sac. Taylor Seely, USA TODAY, "Exclusive: Watch this 'Fancy Nancy' sneak-peek clip before show premieres on Disney Junior Friday, July 13," 12 July 2018 In December 2010, the City Council agreed to deed the 9,122-square-foot cul-de-sac and right-of-way along Houston Street to the state for the project. Scott Huddleston, San Antonio Express-News, "Next Alamo hearing to give public more information," 10 July 2018 To ensure an internal connection, the homeowners association already has installed about 100 feet of sidewalk between the Kensington Park Drive cul-de-sac and Keeter, staff said. David Ibata, ajc, "Cherokee County OKs $15K contract for Keeter sidewalk," 5 July 2018 From there, an idea was born: What if Jasmine took all those cookie-cutter houses that dot every cul-de-sac in suburbia and started customizing them for people? Candace Braun Davison, House Beautiful, "How HGTV's Jasmine Roth Turned Her Hobby Into A Full-Blown Empire," 26 June 2018 Gunfire broke out just before 10 p.m. near Birchbank and Pebble Garden, after a 28-year-old who was visiting friends in the neighborhood came outside to meet a man and woman in the cul-de-sac. Keri Blakinger, Houston Chronicle, "Man shot to death in street of west Harris County subdivision," 17 June 2018 Caprio came upon the Jeep and pursued the teen driver down the cul-de-sac, police say. Tim Prudente,, "Juvenile services secretary says Baltimore County officer's killing shows youth justice system failed," 24 May 2018 Police said Caprio arrived at the scene and pursued the Jeep down a cul-de-sac. Washington Post, "Three more teens charged as adults in death of Maryland police officer," 23 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sac.' 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 sac


1741, in the meaning defined above

History and Etymology for sac


French, literally, bag, from Latin saccus — more at sack

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Statistics for sac

Last Updated

6 Nov 2018

Look-up Popularity

Time Traveler for sac

The first known use of sac was in 1741

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English Language Learners Definition of sac

: a part inside the body of an animal or plant that is shaped like a bag and that usually contains liquid or air


\ˈsak \

Kids Definition of sac

: a part of a plant or animal resembling a bag and often containing a liquid or air

Other Words from sac

saclike \ -​ˌlīk \ adjective


\ˈsak \

Medical Definition of sac 

: a soft-walled anatomical cavity usually having a narrow opening or none at all and often containing a special fluid a synovial sac — see air sac, amniotic sac, dental sac, lacrimal sac

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More from Merriam-Webster on sac

See words that rhyme with sac

Spanish Central: Translation of sac

Nglish: Translation of sac for Spanish Speakers

Britannica English: Translation of sac for Arabic Speakers

Comments on sac

What made you want to look up sac? Please tell us where you read or heard it (including the quote, if possible).


to clear from alleged fault or guilt

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