\ 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

The hallmark of the ubiquitous American middle-class subdivision, Bhaduri likes to point out, is the cul-de-sac. Emily Strasser, Curbed, "A secret city opens up," 8 Aug. 2018 The generation that grew up rolling around culs-de-sac on Razor scooters is now commuting in urban centers. Umair Irfan, Vox, "Electric scooters’ sudden invasion of American cities, explained," 7 Sep. 2018 However, Zubrin and other critics view the Gateway as a cul-de-sac that would divert billions of dollars in funding and steal a decade or more in time from landing on the surface of another world. Eric Berger, Ars Technica, "NASA says it’s building a gateway to the Moon—critics say it’s just a gate," 6 Sep. 2018 To make room to expand, the DRT and its design team envisioned closing the section of Houston Street that carries traffic to a cul-de-sac and an awkward intersection with Third Street. Scott Huddleston, San Antonio Express-News, "Next Alamo hearing to give public more information," 10 July 2018 The New Orleans-style house is huge, located in a tidy cul-de-sac, and a stones throw away from Lake Waco on the north side of town. Mac Engel, star-telegram, "A parent's pain over his imprisoned football star son," 10 July 2018 The proposal also calls for Scoville Avenue to become a cul-de-sac at the northern alley, which would eliminate access to Roosevelt Road. Steve Schering,, "Oak Park's planning commission supports Turano Bakery office proposal," 7 July 2018 On Sunday night, guests descended upon a small cul-de-sac called St. Leonard’s Square in a leafy north London neighborhood to watch her latest ode to the British capital unfold. Elizabeth Paton, New York Times, "Our 5 Favorite Shows From the Men’s Runways in London," 11 June 2018 After almost four months of silence and dodging reporters -- even those who camped out in the cul-de-sac of his retirement community after the shooting -- Peterson is doing the media rounds. Eliott C. Mclaughlin, CNN, "School resource officer spends his days reliving the Parkland massacre," 4 June 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

16 Jan 2019

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

Rhyming Dictionary: 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).


a complex dispute or argument

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