水腫
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}.]
oedema n : swelling from excessive accumulation of serous fluid in tissue [syn: {edema}, {hydrops}, {dropsy}]