-oid
resembling; like
mucoid: resembling mucus
粘液样的
centriole:the small dense structure in the
middle of the centrosome
细胞中心粒；中心体
dermatofibroma: fibrous tumor of the skin
paediLeabharlann trics:study of children,their
development and diseases儿科学
-ine/in
substance物质
insulin : substance （hormone） produced by the islets of Langerhans in the pancreas胰岛素
皮肤纤维瘤
receptor:a sensory nerve ending that
responds to various stimuli感受器，受体
suspensory: which is hanging down悬吊式，悬带
fructose: fruits sugar found in honey and
-ism
process or condition
alcoholism: excessive drinking of alcohol which becomes addictive酒精中毒
-ist
one who specializes in
精通于……的人
pharmacologist: a doctor who specializes in the study of drugs药理专家
-cle
smallness
小，少，贫乏，小气
follicle: a small bodily cavity or sac
小囊,（头发的）毛囊
-e
an instrument仪器
auriscope: an instrument for examining the
ear （检查耳朵用的）耳镜
-eal
pertaining to
laryngeal: pertaining to the larynx
喉的，喉音的
-ia
condition; quality
phobia: abnormal fear恐惧， 害怕
-ic
pertaining to
toxic: pertaining to toxin
有毒的；因中毒引起的
-ics
study of; name of a science
-itis
inflammation refers to a part
……部位的炎症
in rhinitis:inflammationof the nasal
passages
鼻炎，鼻粘膜炎
-（i）um
relation to a whole; related to
与……相关
endometrium: inner lining of the uter子宫
血细胞
-carcinoma
malignant tumor developing adenocarcinoma: malignant tumor developing from connective tissue相关组from glandular tissue腺癌
织的恶性肿瘤
-cele
protrusion; distention突出；esophagocele: abnormal distention of the
医学英语词根词缀
Suffix
Meaning
Example
-ac
pertaining to
属于，关于
cardiac: pertaining to the heart
心脏（病）的
-al
pertaining to
medical: pertaining to medicine
-ar
pertaining to
magnesium: a white metallic chemical substance镁（金属元素）
dystrophy:disorder caused by defective
nutrition or metabolism营养不良
The following is a list of the most commonly used compound suffixes
膨胀，延伸esophagus食管突出
-centesis
surgical puncture手术穿孑Lparacentesis: surgical puncture of a cavity
膜
-ive
characterizes by
antitussive:a drug that suppresses
coughing止咳药
-let
tiny; small
droplet: a tiny drop小滴
-ment
the result or product action
of andevelopment: thing which develops or is being developed; action of becoming mature
molecular: pertaining to a molecule
分子的
-ary
pertaining to belonging to
ciliary: pertaining to the cilia
睫毛的，纤毛的，毛状的
-ase
enzyme酶
amylase: any enzyme that converts starch to sugar淀粉酶
some fruit果糖
onychocryptosis: abnormal condition of a
hidden nail嵌甲
poisonous:pertainingto poison; also
containing poison有毒的，分泌毒素的
ribosome: the body of nucleic acid核糖体
Suffix
MeaningExample
-algia
pain; painful; conditionarthralgia: pain in a joint关节痛
--ase
enzymeprotease: digestive enzyme蛋白酶
-blast
embryo胚，胚胎，人类胚胎hemocytoblast: blast cell血胚细胞，原始