sac

[ sak ]

/ sæk /

SEE MORE SYNONYMS FOR sac ON THESAURUS.COM

noun

a baglike structure in an animal, plant, or fungus, as one containing fluid.

Nearby words

sabretache, sabrina, sabs, sabulosity, sabulous, sac, sac fungus, sac-a-lait, sacajawea, sacaton, sacc

Origin of sac

1735–45; < Latin saccus sack¹

Related forms

sac·like, adjective

Can be confused

bag sac sack sacque

Definition for sac (2 of 3)

Sac

[ sak, sawk ]

/ sæk, sɔk /

noun, plural Sacs, (especially collectively) Sac.

Sauk.

Definition for sac (3 of 3)

SAC

or S.A.C.

[ sak ]

/ sæk /

noun

Strategic Air Command.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sac

Meanwhile, in lower Manhattan, former SAC Capital manager Matthew Martoma is on trial for insider trading in drug-company stocks.
Confide Is the Best Way to Keep Your Dastardly Deeds Hidden—For Now|Daniel Gross|January 17, 2014|DAILY BEAST
As part of the deal, Cohen and SAC Capital had to plead guilty to the charges, and had to accept a further monetary punishment.
That’ll Be $1.2 Billion, Please|Daniel Gross|November 4, 2013|DAILY BEAST
Cohen and SAC in March agreed to pay a $616 million fine to settle insider-trading charges.
That’ll Be $1.2 Billion, Please|Daniel Gross|November 4, 2013|DAILY BEAST
The settlement is actually for $1.8 billion, but SAC Capital is getting a credit for the $616 million it already paid the SEC.
That’ll Be $1.2 Billion, Please|Daniel Gross|November 4, 2013|DAILY BEAST

On Monday, SAC agreed to pay a record $1.2 billion to resolve insider-trading charges.
That’ll Be $1.2 Billion, Please|Daniel Gross|November 4, 2013|DAILY BEAST
What we call the auditive organ is in the lower animals simply a sac containing auditive stones.
Popular scientific lectures|Ernst Mach
The assistant now holds these forceps and thus supports the sac so the operator can see the duct clearly.
Fur Farming For Profit|Hermon Basil Laymon
Perianth neither gibbous nor with any trace of a spur or sac at the base.
The Manual of the Botany of the Northern United States|Asa Gray
When half the sac has been worked through the opening the sac suddenly pops up out of the gizzard-like envelope.
Fur Farming For Profit|Hermon Basil Laymon
He knew that the lungs were covered by thin membrane, and that the heart was surrounded by a sac of very similar tissue.
A History of Science, Volume 1(of 5)|Henry Smith Williams

British Dictionary definitions for sac (1 of 2)

sac

/ (sæk) /

noun

a pouch, bag, or pouchlike part in an animal or plant

Derived Forms

saclike, adjective

Word Origin for sac

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

British Dictionary definitions for sac (2 of 2)

SAC

abbreviation for (in Britain)

Special Area of Conservation

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 sac

sac

[ săk ]

n.

A pouch or bursa.

An encysted abscess at the root of a tooth.

The capsule of a tumor or the envelope of a cyst.

Science definitions for sac

sac

[ săk ]

A pouch or pouch-shaped structure in an animal or plant, often containing liquids. The human bladder is a sac.