from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Variant of edema.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An excessive accumulation of serum in tissue spaces or a body cavity
- n. A similar swelling in plants caused by excessive accumulation of water
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities
From Ancient Greek οἴδημα (oidēma, "swelling"), from οἰδέω (oideō, "I swell"). (Wiktionary)