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Definitions for: Sac
[n] a structure resembling a bag in an animal
[n] a case or sheath especially a pollen sac or moss capsule
[n] an enclosed space
Webster (1913) Definition: Sac (s[add]k), n. (Ethnol.)
See Sacs.
Sac, n. [See Sake, Soc.] (O.Eng. Law)
The privilege formerly enjoyed by the lord of a manor, of
holding courts, trying causes, and imposing fines. --Cowell.
Sac (s[a^]k), n. [F., fr. L. saccus a sack. See Sack a
bag.]
1. See 2d Sack.
2. (Biol.) A cavity, bag, or receptacle, usually containing
fluid, and either closed, or opening into another cavity
to the exterior; a sack.
Synonyms: pocket, pouch, sack, theca
See Also: acinus, air bladder, air cell, air sac, alveolus, amnion, amnios, amniotic sac, bladder, bodily cavity, bursa, cavity, cavity, cavum, chorion, cistern, cisterna, coelenteron, cover, covering, cyst, enclosed space, natural covering, pericardial sac, pocket, pouch, saccule, sacculus, swim bladder, umbilical vesicle, vesica, vesicle, vesicula umbilicus, vitelline sac, yolk sac
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