Capsule

The word capsule, or encapsulation, may refer to:

• Capsule (anatomy), a cover or envelope partly or wholly surrounding a structure.
• Capsule (microbiology), a layer that lies outside the cell wall of bacteria.
• Capsule (pharmacy), a small gelatinous case enclosing a dose of medication.
• Another name for the sporangium of mosses and hornworts.
• Capsular contracture, the scar tissue naturally forming around breast implants.