考研英语必背单词考研基础班必背62个前缀和52个后缀一、常用前缀1、aero:concerningtheairoraircraftplane(飞机)—aeroplane(飞机)space(空间,间隔)—aerospace(航空宇宙)aerogramaerometeraeromedicine2、anti:against;oppositeofnuclear([核]核子的)—antinuclear(反对使用核武器的)matter(物质)—antimatter(反物质)war(战争、作战、打仗)—antiwar(反战的,反对战争的)antiageingantifatantigasantinoise3、auto:oforbyoneselfbiography(传记)—autobiography(自传)criticism(批评,批判)—autocriticism(自我反省,自我检讨)autoalarmautosuggestion4、be:totreatasthestatedthingfriend(朋友,助手)—befriend(待人如友,帮助)little(很少的,矮小的,很少)—belittle(轻视,使渺小,使...显得渺小)becalmbepowderbesidebemoan5、bi:two;twice;doublelingual(语言的)—bilingual(能说两种语言的)cycle(自行车)—bicycle(脚踏车,自行车)biweeklybipolarbilateralbisexual6、bio:concerninglivingthingschemistry(化学)—biochemistry(生物化学)sphere(圈子)—biosphere(生物圈)7、by—:lessimportantproduct(产品,产物,)—by-product(副产品,附加产物)way(路,道路)—byway(小道)by-effectby-businessbytime8、centi:hundredthpartgrade(等级)—centigrade(分为百度的,百分度的,摄氏温度的)meter(米)—centimeter(厘米)9、co:together,withauthor(作家,创造者)—coauthor(合著者,共同执笔者,合著)exist(存在,生存)—coexist(共存)coagentco-workercooperation10、col:(usedbeforeL)together,withlocation(位置,场所)—collocation(排列,配置)collaborate合作collingual11、com:(usedbeforeb,m,p)together,withpassion(激情,热情)—compassion(同情,怜悯)battle战役combat战斗combinecompresscompatriot12、con:together,withcentric(中心的,中央的)—concentric(同中心的)federation(同盟,联邦,联合,联盟)—confederation(联邦)concludeconfirmconjoincontribute13、contra:oppositediction(措辞,用语,言语)—contradiction(反驳,矛盾)natural(自然的,自然界的)—contranatural(违背自然的)contra-missilecontraclockwise14、cor:(usedbeforer)together,withrelate(叙述,讲,使联系,发生关系)—correlate(使相互关联,和...相关)respond(回答,响应,作出反应,有反应)—correspond(符合,协调,通信,相当,相应)correctcorruptcorrival15、counter:oppositeact(担当,表现,见效)—counteract(抵消,中和,阻碍)attack(攻击)—counterattack(反引力)counter—terroristcountereffect16、cross:across;goingbetweenthestatedthingsandjoiningthemcountry(乡下的,乡村的)—crosscountry(越野地,横过田野的)breed((使)繁殖,教养,抚养,品种,种类)—crossbreed([生物]杂种,异种交配,培育杂种,(使)杂交)17、de:showinganopposite;toremove;toreducecode(代码,密码)—decode(解码,译解)value(评价,重视)—devalue((=devaluate)减值,贬值)declineincreasedecrease18、dis:not;theoppositeofadvantage(优势,有利条件)—disadvantage(不利,不利条件,缺点,劣势)agree(同意)—disagree(不一致,不适宜)honest(诚实的,正直的)—dishonest(不诚实的)disorderdiscouragedispartdistract19、em:(usedbeforeb,m,p)tocausetobecomebody(赋以形体)—embody(具体表达,使具体化)power(权力,激励)—empower(授权与,使能够)embedembarembowembitter20、en:tocausetobecome;tomakedanger(威胁)—endanger(危及)large(大的,巨大的)—enlarge(扩大,放大)enrichencloseenableenact21、ex:former(andstillliving)minister(部长,大臣)—ex-minister(前部长)wife(妻子)—ex-wife(前妻)exportexposeexpelexaggerate22、extra:outside;beyondcurricular(课程的)—extracurricular(课外的,业余的)ordinary(平常的,普通的,平凡的)—extraordinary(非常的,特别的,非凡的)extraboldextragovernmental23、fore:inadvance,before;inoratthefrontarm(臂,武器,装备)—forearm(前臂,准备战斗,预先武装,准备)warn(警告)—forewarn(预先警告)foreheadforeword24、il:(usedbeforel)notlegal(法律的,合法)—illegal(违法的,不合规定的)literate(学者,有文化的,有阅读和写作能力的)—illiterate(违法的,不合规定的)illogicalillustrateilluminate25、im:(usedbeforeb,m,p)notmoral(道德(上)的,精神的,道德)—immoral(不道德的,邪恶的,放荡的,淫荡的)possible(可能的)—impossible(不可能的)impoliteimportimmergeimpulse26、in:notdirect(径直的,直接的)—indirect(间接的,迂回的)sensitive(敏感的,灵敏的)—insensitive(对...没有感觉的,感觉迟钝的)informalintakeinspiritinvigorate27、infra:belowinarange;beyondred(红(色)的)—infrared(红外线的,红外线)structure(结构,构造)—infrastructure(下部构造,基础下部组织)infrahumaninfrasonic28、inter:between;amongchange(改变,变化)—interchange((指两人等)交换,相互交换)national(国家的,民族的)—international(国际的,世界的,国际性组织,国际比赛)interactinpersonalinterview29、intra:inside,within;intocity(城市,都市)—intracity(市内的)department(部,局,处,科,部门,系,学部)—intra-department(内部)intradayintrapersonalintra-trading30、ir:(usedbeforer)notregular(规则的,有秩序的)—irregular(不规则的,无规律的)responsible(有责任的,可靠的)—irresponsible(不负责任的,不可靠的)irresistibleirrelativeirruption31、kilo:thousandgram(克,)—kilogram([物]千克,公斤)meter(米)—kilometer(公里)kilowattkilocaloriekilovolt32、macro:large,esp.concerningawholesystemratherthanparticularpartsofeconomics(经济学)—macroeconomics(宏观经济学)structure(结构)—macrostructure(宏观结构)macrochangemaroscale33、mal:badorbadlyfunction(官能,功能,作用)—malfunction(故障)treat(宴请,款待)—maltreat(虐待,滥用)malnutritionmalformationabusecurse34、micro:extremelysmallcomputer(计算机,电脑)—microcomputer(微机)electronics(电子学)—microelectronics([电子]微电子学)microscopemircowave35、mid:middleday(天,白天)—midday(正午)night(夜,夜晚)—midnight(午夜)36、mini:small;shortbus(公共汽车)—minibus(小型公共汽车)skirt(裙子)—miniskirt(迷你短裙,超短裙)miniparkministate37、mis:badorbadly;wrongorwronglyfortune(运气,好运)—misfortune(不幸,灾祸)understand(懂,了解)—misunderstand(误解,误会)misreadmisusemistreat38、mono:one;singleplane(飞机)—monoplane(单翼机)tone(音调,语调)—monotone(单调的,单调)monolingualmonocycle39、multi:morethanone;manypurpose(目的,意图)—multipurpose(多种用途的,多目标的)national(国家的,国立[有]的,民族的)—multinational(多民族的,)multimediamedia媒体multipartymultilateral40、non:notresident居住—nonresident(不居住的)sense理性,认识—nonsense(胡说,废话)nonstopnoneffectivenonsomker41、out:outside;beyondlive(活的,生动的)—outlive(比...长命,比...耐久)door(门,通道,家,户)—outdoor(室外的,户外的,野外的)outcomeoutletoutfit42、over:toomuch;above;additionalhead(头,头的,主要的)—overhead(在头上的,在头顶上,在空中,在高处)time(时间,时侯,时机,)—overtime(超时,加班,延长时间,超时的,加班的,加班地,使超时)ove