periorbital edema definition
eâ¢deâ¢ma. 1. an abnormal accumulation of fluid in the tissue spaces, cavities, or joint capsules of the body, causing swelling of the area. 2. a similar swelling in plants caused by excessive moisture. oedÄma oidÄma oÃ­dÄma a = swelling-, oidÄ variant. s of oidein oideÃ®n + -to swell. ma]. n suffix