[oe]dema

from The Collaborative International Dictionary of English v.0.48
oedema \oe*de"ma\, n. [NL., from Gr. ? a swelling, tumor, fr. ?
   to swell.] (Med.)
   A swelling from effusion of watery fluid in the cellular
   tissue beneath the skin or mucous membrance; dropsy of the
   subcutaneous cellular tissue. [Written also {edema}.]
   [1913 Webster]
    

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