1. An abnormal accumulation of fluid in body tissues or cavities, causing swelling.
Usage: Also spelled 'edema' in U.S. English.; Medical/clinical term.

Examples

• The patient developed oedema in her legs after the surgery.
• Oedema around the eyes can be a sign of an allergic reaction.
• Prolonged standing may cause oedema in the feet and ankles.
• The doctor prescribed diuretics to reduce the oedema.
• Pulmonary oedema is a serious condition requiring immediate medical attention.