水すい腫しゅすいしゅFreq.FrequencyTop 100,000Meanings1nounedema; oedemamedicineMedical term for swelling caused by fluid retention in body tissues. Often used in clinical contexts.See also: 浮腫心しん不ふ全ぜんの患かん者じゃには水すい腫しゅが見みられることがある。Edema can be seen in patients with heart failure.