1
diseased + noun
diseased 常作定语，修饰组织、器官、植物等。
The surgeon removed the diseased tissue.
外科医生切除了病变组织。
患病的；病态的；病变的
先理解核心含义，再看它在真实句子里的用法。
患病的；病态的；病变的
showing or caused by disease; unhealthy
The surgeon removed the diseased tissue.
外科医生切除了病变组织。
患病的；遭受疾病折磨的。
Affected with or suffering from disease.
由疾病或病理引起、改变或表现的
caused by or altered by or manifesting disease or pathology
The diseased leaves fell from the apple tree in autumn.
患病的叶子在秋天从苹果树上落下。
AI contextual example
The doctor removed the diseased tissue during the operation.
医生在手术中切除了病变组织。
AI contextual example
Many animals in the old zoo were diseased and needed care.
旧动物园里的许多动物都患病了，需要照料。
AI contextual example
diseased tonsils
病变的扁桃体
WordNet
diseased 常作定语，修饰组织、器官、植物等。
The surgeon removed the diseased tissue.
外科医生切除了病变组织。
The crops became diseased after weeks of heavy rain.
连续几周大雨后，庄稼开始生病了。
Not this
The doctor removed the disease tissue.
Use this
The doctor removed the diseased tissue.
汉语的“病变的”容易直译成名词 disease，但英语中修饰名词表示“患病的、病变的”要用形容词 diseased；disease 是名词，不能直接作定语修饰 tissue。换成 diseased 后语法正确，意思也更准确。
Not this
I feel diseased and need some rest.
Use this
I feel sick and need some rest.
diseased 语义较重，指“患有疾病的、病变的”，通常用于组织、器官或严重慢性病；日常说自己身体不舒服、感冒等，应用 sick。将 diseased 换成 sick 更自然、语义准确。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
病变组织
The biopsy showed diseased tissue in the liver.
活检显示肝脏中有病变组织。
病变细胞
The treatment targets diseased cells without harming healthy ones.
这种疗法只针对病变细胞，不伤害健康细胞。
患病的心脏
A diseased heart can be strengthened with proper medication.
患病的心脏可以通过适当用药得到增强。
病态心灵
The novel explores the thoughts of a diseased mind.
这部小说探索了病态心灵的想法。
病害植株
Remove diseased plants to prevent the infection from spreading.
移除病害植株，防止感染蔓延。
病变肢体
The surgeon had to amputate the diseased limb.
外科医生不得不截去病变的肢体。
病态心智
The defendant claimed that his diseased mind made him unable to tell right from wrong.
被告声称，病态的心智使他无法分辨是非。
病态社会
The film is a brutal portrait of a diseased society.
这部电影是对一个病态社会的残酷写照。
病态政体
Corruption is only one symptom of a diseased body politic.
腐败只是病态政体的一个症状。
难道你无法治疗一颗病态的心灵吗？
In Shakespeare's Macbeth, Macbeth asks a doctor this question, using "a mind diseased" to describe his wife's guilt-ridden mind.
在莎士比亚的《麦克白》中，麦克白向医生提出这个问题，用“患病的头脑”来形容妻子因内疚而备受折磨的心灵。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Use diseased naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想disease（疾病）这个词，生病的样子就是diseased——患病的、病态的。
语域：formal 常见场景：medical writing、formal prose 该词为正式用语，通常用于医学或书面描述，表示‘患病的’或‘病变的’；日常口语中更常使用 sick 或 ill。
diseased 读作 /dɪˈzizd/，其末尾 /-izd/ 与 eased /izd/、pleased /plizd/、teased /tizd/、seized /sizd/ 的发音相同。注意 disease /dɪˈziz/ 结尾是 /z/，deceased /dɪˈsist/ 结尾是 /st/，拼写相似但读音不同。
Dictionary facts from ECDICT, WIKTIONARY.
Watch the sound change