sac

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Sac

 (săk, sôk)
n.
Variant of Sauk.

SAC

abbr.
Strategic Air Command

sac 1

 (săk)
n.
A pouch or pouchlike structure in an organism, sometimes filled with fluid.

[French, bag, from Old French, from Latin saccus; see sack1.]

sac 2

 (săk)
n. Baseball
1. A sacrifice fly. Also called sac fly.
2. A sacrifice bunt. Also called sac bunt.

sac

(sæk)
n
(Biology) a pouch, bag, or pouchlike part in an animal or plant
[C18: from French, from Latin saccus; see sack1]
ˈsacˌlike adj

SAC

(in Britain) abbreviation for
(Environmental Science) Special Area of Conservation

sac

(sæk)

n.
a baglike structure in an animal, plant, or fungus, esp. one containing fluid.
[1735–45; < Latin saccus sack1]
sac′like`, adj.

Sac

(sæk, sɔk)

n., pl. Sacs, (esp. collectively) Sac.

SAC

(sæk)
n.
Strategic Air Command.

sac

(săk)
A bag-like bag in an animal or plant, often containing liquids. The human bladder is a sac.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sac - an enclosed spacesac - an enclosed space; "the trapped miners found a pocket of air"
enclosed space, cavity - space that is surrounded by something
2.sac - a case or sheath especially a pollen sac or moss capsule
covering, natural covering, cover - a natural object that covers or envelops; "under a covering of dust"; "the fox was flushed from its cover"
3.sac - a member of the Algonquian people formerly living in Wisconsin in the Fox River valley and on the shores of Green BaySac - a member of the Algonquian people formerly living in Wisconsin in the Fox River valley and on the shores of Green Bay
Algonquian, Algonquin - a member of any of the North American Indian groups speaking an Algonquian language and originally living in the subarctic regions of eastern Canada; many Algonquian tribes migrated south into the woodlands from the Mississippi River to the Atlantic coast
4.sac - a structure resembling a bag in an animal
yolk sac - membranous structure enclosing the yolk of eggs in birds, reptiles, marsupials, and some fishes; circulates nutrients to the developing embryo
umbilical vesicle, vesicula umbilicus, vitelline sac, yolk sac - membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
amnion, amnios, amniotic sac - thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)
chorion - the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)
coelenteron - the saclike body cavity of a coelenterate
air bladder, swim bladder, float - an air-filled sac near the spinal column in many fishes that helps maintain buoyancy
air sac - any of the membranous air-filled extensions of the lungs of birds
air sac - any of the thin-walled extensions of the tracheae of insects
bodily cavity, cavum, cavity - (anatomy) a natural hollow or sinus within the body
saccule, sacculus - a small sac or pouch (especially the smaller chamber of the membranous labyrinth)
bladder, vesica - a distensible membranous sac (usually containing liquid or gas)
acinus - one of the small sacs or saclike dilations in a compound gland
bursa - a small fluid-filled sac located between movable parts of the body especially at joints
cistern, cisterna - a sac or cavity containing fluid especially lymph or cerebrospinal fluid
pouch, pocket - (anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican)
vesicle, cyst - a small anatomically normal sac or bladderlike structure (especially one containing fluid)
air cell, air sac, alveolus - a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
pericardial sac - the membrane surrounding the heart

sac

noun pouch, bag, pocket, bladder, pod, cyst, bursa, vesicle The lungs consist of millions of tiny air sacs.
Translations

sac

[sæk] N (Anat, Bio) → saco m

sac

[ˈsæk] n (ANATOMY)sac m

sac

n (Anat) → Sack m; (= pollen sac)Staubbeutel m

sac

[sæk] n (Anat) → sacco
honey sac → cestella (del polline)

sac

n. saco, bolsa; estructura u órgano en forma de saco o bolsa.

sac

n (anat) saco
References in periodicals archive ?
The gestational sac was located in the low anterior uterine segment, and there was marked thinning of overlying myometrium.
A 14-mm thin endometrial stripe with no definite intrauterine gestational sac was revealed by a transvaginal pelvic ultrasound scan.
With respect to the gestational sac size, Shaleu et al found a success rate of 76% when conceptus was smaller than 2 cm and 52% when it was lesser than 2 cm [6].
In addition, 3D sonography can be used to visualize uterine malformations as well as the location of the gestational sac.
Objective: Ectopic pregnancy in the interstitial part of the Fallopian tubes can be life-threatining considering the thin myometrial tissue surrounding the gestational sac and highly vascularization which may result in catastrophic haemorrhage when interstitium is ruptured.
A trans-vaginal ultrasound revealed an irregular gestational sac of about five-week and a faint fetal pole.
New US results showed evidence of an abnormal intrauterine pregnancy and a second gestational sac with no embryo.
The transvaginal ultrasonography revealed absent intrauterine gestational sac and a homogenous hypoechoic mass about 3.
Doctors discovered a tear in a gestational sac which was affecting two of the babies, who were classed as identical.
The rule change would not apply to other human tissue that might be removed during surgery, for instance, and the existing disposal methods were not modified for the placenta, gestational sac and other tissue that results from miscarriages and abortions, the organization wrote to health officials.
One month post-operatory intervention, the patient presented with a positive pregnancy test, the single intrauterine gestational sac being confirmed by ultrasound scan (Figure 5).

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