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also oe·de·ma (ĭ-dē′mə)
n. pl. e·de·mas or e·de·ma·ta (-mə-tə) also oe·de·mas or oe·de·ma·ta
1. Medicine An excessive accumulation of serous fluid in tissue spaces or a body cavity.
2. Botany A condition of plants characterized by blisterlike swellings on the leaves or other parts, caused by an accumulation of water.

[Middle English ydema, from Greek oidēma, a swelling, from oidein, to swell.]

e·dem′a·tous (ĭ-dĕm′ə-təs) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.edematous - swollen with an excessive accumulation of fluid
unhealthy - not in or exhibiting good health in body or mind; "unhealthy ulcers"


a. edematoso-a, rel. a un edema o afectado por éste.
References in periodicals archive ?
An ERCP and sphincterotomy should be performed if pus or a bulging, edematous papilla is seen on duodenoscopy or if EUS reveals an impacted stone.
Abdominal CT indicated the presence of an edematous pancreas without any evidence of necrosis or ascites.
The placement of the Filshie clip facilitates the occlusion of edematous and friable tubes.
Other areas of the tumor showed cords and columns of primitive cells in a slightly edematous stroma (Figure 4, hematoxylin-eosin, original magnification X400).
On ureteroscopy, the ureteral mucosa on the right proximal segment of the ureter appeared edematous and erythematous.
Lateral (X-Y) distribution of edematous areas is now possible and a "9-Zone Analysis" feature based on the Early Treatment of Diabetic Retinopathy Study (ETDRS) staging system -- a standard used for grading diabetic retinopathy progression -- is part of an elegant Trend Analysis which tracks disease progression and monitors treatment.
The latter was a noncircumscribed mass comprising multiple small nodules separated by edematous stroma and showing nodular projections into the surrounding myometrium (Figure 1, C).
Smallpox lesions tend to appear in regional clusters, and usually all of the lesions in a cluster are in the same stage of progression as they go from papules to edematous papules, to vesicles, to pustules, and finally crust over.
The brain was edematous, and small foci of necrosis were found.
Moreover, if stiffness occurs on the operated side, Reinke edema on the unoperated side usually prevents the development of a strained, effortful voice by permitting contact with pliable, edematous mucosa.
Physical examination demonstrated a grossly edematous penis and scrotum which were incarcerated by 6 stainless steel rings of various dimensions, but in total measuring 8 cm in length.
The arytenoid cartilages were mildly edematous and moderately erythematous.