: a pouch within an animal or plant often containing a fluid
a synovial sac
sacrifice
Sac
3 of 4variant of sauk
1
special agent in charge
2
Strategic Air Command
Examples of sac in a Sentence
Recent Examples on the Web
Kansas City Star Weather Bot, Kansas City Star, 17 July 2025
Blackberries are such jovial fruit, their tiny juice sacs pleading for pearly whites to burst them into juice.
—Cathy Thomas, Oc Register, 28 May 2025
These sacs can be pricey, and carbon steel does not always bake evenly either.
—Bestreviews, Mercury News, 14 May 2025
What emerged from the egg sacs were members of the Idris genus of parasitic wasps, according to the study.
—Irene Wright, Miami Herald, 25 June 2025
See All Example Sentences for sac
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Noun
Water also reaches buildings near the creek along Antioch Road West 106th Circle and El Monte cul de sac.
—Kansas City Star Weather Bot, Kansas City Star, 17 July 2025
Blackberries are such jovial fruit, their tiny juice sacs pleading for pearly whites to burst them into juice.
—Cathy Thomas, Oc Register, 28 May 2025
These sacs can be pricey, and carbon steel does not always bake evenly either.
—Bestreviews, Mercury News, 14 May 2025
What emerged from the egg sacs were members of the Idris genus of parasitic wasps, according to the study.
—Irene Wright, Miami Herald, 25 June 2025
See All Example Sentences for sac
Cite this Entry
“Sac.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sac. Accessed 23 Jul. 2025.
Copy CitationMedical Definition
sac
noun
: 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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