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Variant of edema.
n, pl -mata (-mətə)
1. (Pathology) pathol an excessive accumulation of serous fluid in the intercellular spaces of tissue
2. (Plant Pathology) plant pathol an abnormal swelling in a plant caused by a large mass of parenchyma or an accumulation of water in the tissues
[C16: via New Latin from Greek oidēma, from oidein to swell]
oedematous, edematous oeˈdemaˌtose, eˈdemaˌtose adj
n., pl. -mas, -ma•ta (-mə tə)
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.
[1490–1500; < New Latin oedēma < Greek oídēma a swelling =oidē-, variant s. of oideîn to swell + -ma n. suffix]
e•dem•a•tous (ɪˈdɛm ə təs, ɪˈdi mə-) e•dem′a•tose (-ˌtoʊs) adj.
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|Noun||1.||oedema - swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities|
angioedema, atrophedema, giant hives, periodic edema, Quincke's edema - recurrent large circumscribed areas of subcutaneous edema; onset is sudden and it disappears within 24 hours; seen mainly in young women, often as an allergic reaction to food or drugs
lymphedema - swelling (usually in the legs) caused by lymph accumulating in the tissues in the affected areas
scleredema - a skin disease marked by hard edema of the tissue usually beginning in the face
cystoid macular edema - a specific pattern of swelling in the central retina
anasarca - generalized edema with accumulation of serum in subcutaneous connective tissue
chemosis - edema of the mucous membrane of the eyeball and eyelid lining
papilledema - swelling of the optic disc (where the optic nerve enters the eyeball); usually associated with an increase in intraocular pressure