a baglike structure in an animal, plant, or fungus, as one containing fluid.
a pouch, bag, or pouchlike part in an animal or plant
abbreviation (in Britain)
Special Area of Conservation
A pouch or bursa.
An encysted abscess at the root of a tooth.
The capsule of a tumor or the envelope of a cyst.
A pouch or pouch-shaped structure in an animal or plant, often containing liquids. The human bladder is a sac.
Strategic Air Command
noun 1. a city in SW Maine.
abbreviation 1. South African Communist Party
noun 1. sack1 (def 6).
sacr- pref. Variant of sacro-.