sac
| 1. |
(noun) a structure resembling a bag in an animal |
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Related Words: acinus, air bladder, air cell, air sac, allantois, alveolus, bladder, bodily cavity, bursa, cavity, cavum, cistern, cisterna, coelenteron, cyst, pericardial sac, pocket, pouch, saccule, sacculus, swim bladder, vesica, vesicle, yolk sac |
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| 2. |
(noun) a case or sheath especially a pollen sac or moss capsule |
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Synonyms: theca |
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Related Words: cover, covering, natural covering |
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| 3. |
(noun) an enclosed space |
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Synonyms: pocket, pouch, sack |
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Related Words: cavity, enclosed space |
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