a state in which you are unable to function normally and without pain

正常に機能せず、痛みを伴う状態

a slight illness

軽い病気

(pathology) an abnormal proliferation of tissue (as in a tumor)

（病理学）異常な組織の増殖（腫瘍の場合など）

illness that can occur to persons exposed to ozone in high-altitude aircraft; characterized by sleepiness and headache and chest pains and itchiness

高高度の航空機においてオゾンに曝露された人に発生する可能性のある病気。眠気や頭痛、胸の痛み、かゆみを特徴とする。

an abnormal condition of pregnancy characterized by hypertension and edema and protein in the urine

妊娠中に高血圧、浮腫、尿中の蛋白質を特徴とする異常な状態

excessive movement; especially excessive motility of the gastrointestinal tract

過度の運動、特に消化管の過剰な運動性

a healthy state of wellbeing free from disease

病気がない健康な状態

somewhat ill or prone to illness

少し病気であるか、病気になりやすい