[ ih-dee-muh ]
/ ɪˈdi mə /
Save This Word!

noun, plural e·de·mas, e·de·ma·ta [ih-dee-muh-tuh]. /ɪˈdi mə tə/. Pathology.

effusion of serous fluid into the interstices of cells in tissue spaces or into body cavities.
Plant Pathology.
  1. a small surface swelling of plant parts, caused by excessive moisture.
  2. any disease so characterized.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Also especially British, oe·de·ma .

Origin of edema

First recorded in 1490–1500; from New Latin oedēma, from Greek oídēma “a swelling,” equivalent to oidē- (variant stem of oideîn “to swell”) + -ma noun suffix
e·dem·a·tous [ih-dem-uh-tuhs, ih-dee-muh-], /ɪˈdɛm ə təs, ɪˈdi mə-/, e·dem·a·tose [ih-dem-uh-tohs, ih-dee-muh-], /ɪˈdɛm əˌtoʊs, ɪˈdi mə-/, adjectivepseu·do·e·de·ma, noun, plural pseu·do·e·de·ma·ta.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for edema

/ (ɪˈdiːmə) /

noun plural -mata (-mətə)

the usual US spelling of oedema
edematous (ɪˈdɛmətəs) or edematose, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for edema

[ ĭ-dēmə ]

n. pl. e•de•mas

An accumulation of an excessive amount of watery fluid in cells, tissues, or serous cavities.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for edema

[ ĭ-dēmə ]

An accumulation of an excessive amount of watery fluid in cells, tissues, or body cavities. Edema can be mild and benign as in pregnancy or prolonged standing in the elderly, or a serious sign of heart, liver, or kidney failure, or of other diseases.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Learning At Home Just Got Easier!