capsule[kap′sūl]

Type:Term

Definitions
1. A membranous anatomic structure, usually dense, irregular, collagenous connective tissue, which envelops an organ, a joint, or any other part resembling a capsule or envelope.
2. A fibrous tissue layer enveloping an organ or a tumor, especially if benign.
3. A solid dosage form in which a drug is enclosed in a hard or soft soluble container or “shell” of a suitable form of gelatin.
4. A hyaline polysaccharide coating around a fungal or bacterial cell. Bacteria may also have a polypeptide capsule or a slime layer around the cell.

Synonyms
capsula

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