Dictionary.com
definitions
  • synonyms

sac

[sak]
See more synonyms for sac on Thesaurus.com
noun
  1. a baglike structure in an animal, plant, or fungus, as one containing fluid.
Show More

Origin of sac

1735–45; < Latin saccus sack1
Related formssac·like, adjective
Can be confusedbag sac sack sacque

Sac

[sak, sawk]
noun, plural Sacs, (especially collectively) Sac.
  1. Sauk.
Show More

SAC

or S.A.C.

[sak]
noun
  1. Strategic Air Command.
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sac

Contemporary Examples

Historical Examples


British Dictionary definitions for sac

sac

noun
  1. a pouch, bag, or pouchlike part in an animal or plant
Show More
Derived Formssaclike, adjective

Word Origin

C18: from French, from Latin saccus; see sack 1

SAC

abbreviation for (in Britain)
  1. Special Area of Conservation
Show More
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

Word Origin and History for sac

n.

"biological pocket," 1741, from French sac, from Latin saccus "bag" (see sack (n.1)).

Show More

Sac

central Algonquian people who lived near the upper Mississippi before the Black Hawk War of 1832, from French Canadian Saki, probably a shortened borrowing of Ojibwa (Algonquian) /osa:ki:/, literally "person of the outlet" (of the Saginaw River, which itself contains their name, and means literally "in the Sauk country").

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

sac in Medicine

sac

(săk)
n.
  1. A pouch or bursa.
  2. An encysted abscess at the root of a tooth.
  3. The capsule of a tumor or the envelope of a cyst.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

sac in Science

sac

[săk]
  1. A pouch or pouch-shaped structure in an animal or plant, often containing liquids. The human bladder is a sac.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.