emaciation
词根词缀：
emaciate v. 使憔悴；瘦弱
e 使… + maci 瘦 + ate 使… → 使憔悴；瘦弱
emaciated adj. 瘦弱的，憔悴的
emaciate 使憔悴；瘦弱 + d → 瘦弱的，憔悴的
emaciation n. 消瘦，衰弱
emaciat 使憔悴；瘦弱 + ion 动作或状态 → 消瘦，衰弱
macilent adj. 瘦的
macil〔= maci〕瘦 + ent 具有…性质的 → 瘦的
数据来源：新东方英语词汇速记大全
相关例句：
Extreme malnutrition and emaciation ( especially in children); can result from inadequate intake of food or from malabsorption or metabolic disorders.
极度营养不良或消瘦特别是儿童；由于对食物的吸收不足。
By the observation of sturdiness, weakness, obesity or emaciation as well as the posture of the movement and stillness, different kinds of diseases may he found out.
观察体质的强弱、肥瘦和动静姿势可以发现不同的疾病。
Carcasses of diseased sheep were extreme emaciation.
病畜尸体极度消瘦。
His face was hollowed out to the point of emaciation.
他的脸瘦削到了憔悴的地步。
But the truly frightening thing was the emaciation of his body.
但是最吓人的还是身体羸弱的程度。
Flagellation is thought to be helpful in cases of atrophy and emaciation.
鞭挞被认为是在萎缩和消瘦的案件有帮助。