sac

¹ American  

[sak] / sæk /

noun

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

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Sac ² American  

[sak, sawk] / sæk, sɔk /

noun

plural

Sacs,

plural

Sac

1. Sauk.

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SAC ³ American  

[sak] / sæk /

Or S.A.C.

noun

1. Strategic Air Command.

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SAC ¹ British  

abbreviation

1. Special Area of Conservation

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sac ² British  

/ sæk /

noun

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

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sac Scientific  

/ săk /

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

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Other Word Forms

• saclike adjective

Etymology

Origin of sac

First recorded in 1735–45; from Latin saccus “bag, sackcloth”; sack ¹

Example Sentences

Caitlin and Grace were in different amniotic sacs in the womb, so their parents believed they were fraternal twins.

From BBC

At the inquest on Monday, the court also shown photographs of the area behind a number of houses on the cul de sac.

From BBC

At Cedars-Sinai, the research advanced further when Ahmed Ibrahim, PhD, MPH, discovered that heart progenitor cells release small sacs filled with biological molecules.

From Science Daily

Meanwhile, the cul de sac, a street design much in favor with the architects of suburban developments, have become artificial catchments for these highly flammable weeds.

From The Wall Street Journal

The next day she was diagnosed with pericarditis - an inflammation of the fluid-filled sac around the heart.

From BBC

Related Words

• cyst