初中数学英语词汇

1、abnormaldistribution非正态分布normaldistribution正态分布acuteangle锐角(rightangle直角；obtuseangle钝角；straightangle平角；perigon周角)acutetriangle锐角三角形add(v.),addition(n.),plus(prep.)加addend加数aggregate集合algebra代数altitude高度amount数量amplitude振幅angle角(acuteangle锐角；rightangleangle平角；perigon周角)arc弧arcsine反正弦arccosine反余弦arcta

2、ngent反正切arccotangent反余切arcsecant反正割arccosecant反余割area面积arithmetic算术augend,summand被加数average平均数(weightedaverageaxiom公理axis轴Bbargraph条形统计图histogram柱形统计图brokenlinegraph折线统计图curvediagram曲线统计图piediagram扇形统计图barycentre(BrE),barycenter(AmE)escentre(BrE),escenter(AmE)incentre(BrE),incenter(AmE)excentre(BrE)

3、,excenter(AmE)orthocentre(BrE),orthocenter(AmE)base底(side边；height高)binarysystem二进制brokenlinegraph折线统计图Ccalculation计算calculus微积分carry进位centre(BrE),center(AmE)圆心circle圆circumcircle外切圆(inscribedcircle直角；obtuseangle钝角；straight加权平均数重心旁心内心外心垂心circumference圆周clockwise顺时针counterclockwise逆时针coefficient系数coin

4、cide重叠combination组合complement补集虚数)complexnumber复数realnumber实数；imaginarynumbercone圆锥frustumofacone圆台congruent全等的noncongruent不全等的constant常量variable变量coordinates坐标系x-axis,y-axis,z-axis坐标轴x-coordinate横坐标y-coordinate纵坐标corner角,棱角cosecant余割secant正割cosine余弦sine正弦cotangent余切tangent正切cross十字交叉cube立方体cube三次方,

5、立方cuberoot三次方根,立方根cubicequation三次方程curvediagram曲线统计图bargraph条形统计图histogram柱形统计图brokenlinegraph折线统计图piediagram扇形统计图cylinder圆柱Ddashedline虚线solidline实线decagon十边形pentagon五边形hexagon六边形heptagon七边形octagon八边形enneagon九边形hendecagon十一边形dodecagon十二边形polygon多边形四面体五面体六面体平行六面体七面体八面体九面体十一面体decahedron十面体tetrahedronp

6、entahedronhexahedronparallelepipedheptahedronoctahedronenneahedronhendecahedrondodecahedron十二面体icosahedron二十面体polyhedron多面体decimal小数decimalpoint小数点decimalsystem十进制菱形不定积分)definiteintegral定积分(indefiniteintegraldegree角度denominator分母derivative导数determinant行列式diagram图表diameter直径(radius半径)diamond,rhomb,rh

7、ombus,rhombi(pl.)dice/die骰子(tduzi)differential微分digit数字distribution分布normaldistribution正态分布abnormaldistribution非正态分布dividedby(prep.),divide(v.),division(n.)dividend被除数divisor除数dodecagon十二边形pentagon五边形hexagon六边形heptagon七边形octagon八边形enneagon九边形decagon十边形hendecagon十一边形polygon多边形dodecahedron十二面体tetrahed

8、ron四面体pentahedron五面体hexahedron六面体parallelepiped平行六面体heptahedron七面体octahedron八面体enneahedron九面体decahedron十面体hendecahedron十一面体icosahedron二十面体polyhedron多面体domain,fieldofdefinition定义域Eedge边,棱element元素ellipse椭圆enneagon九边形pentagon五边形hexagon六边形heptagon七边形octagon八边形decagon十边形hendecagon十一边形dodecagon十二边形polygo

9、n多边形enneahedron九面体equals,isequalto,isequivalentto等于equation等式,方程式(inequation不等式)(simpleequation一次方程；quadraticequation四次obtuse次方程；cubicequation三次方程；quarticequation方程)equilateralpolygon正多边形equilateraltriangle等边三角形(isoscelestriangle等腰三角形；triangle钝角三角形scalenetriangle不等边三角形)equivalentto等于escentre(BrE),es

10、center(AmE)旁心incentre(BrE),incenter(AmE)内心excentre(BrE),excenter(AmE)外心orthocentre(BrE),orthocenter(AmE)垂心barycentre(BrE),barycenter(AmE)重心evennumber偶数(oddnumber奇数)evolution,extraction开方excentre(BrE),excenter(AmE)外心exponent指数,幂extraction,evolution开方Ffacevalue面值faciend,multiplicand被乘数factor因数factoria

11、l阶乘fieldofdefinition,domain定义域fold折叠formula,formulae(pl.)公式fraction分数frustumofacone圆台(cone圆锥)frustumofaprism棱台(prism棱柱)function函数Ggeometry几何graph图表bargraph条形统计图histogram柱形统计图brokenlinegraph折线统计图curvediagram曲线统计图piediagram扇形统计图grid格子Hheight高hemisphere半球(sphere球)hendecagon十一边形pentagon五边形hexagon六边形hept

12、agon七边形octagon八边形enneagon九边形decagon十边形dodecagon十二边形polygon多边形hendecahedron十一面体heptagon七边形heptahedron七面体hexadecimalsystem十六进制hexagon六边形hexahedron六面体histogram柱形统计图curvediagram曲线统计图bargraph条形统计图brokenlinegraph折线统计图piediagram扇形统计图hyperbola双曲线(parabola抛物线)hypothesis,hypotheses(pl.)假设hypotenuse斜边(leg直角边)I

13、icosahedron二十面体illustrate说明,用图说明image图象imaginarynumber虚数(realnumber实数；complexnumber复数)incentre(BrE),incenter(AmE)内心excentre(BrE),excenter(AmE)外心escentre(BrE),escenter(AmE)旁心orthocentre(BrE),orthocenter(AmE)垂心barycentre(BrE),barycenter(AmE)重心indefiniteintegral不定积分(definiteintegral定积分)inequation不等式inf

14、inite(a.)infinity(n.)无穷大infinitesimal无穷小inscribedcircle内切圆(circumcircle外切圆)insignificantdigit无效数字(significantdigit有效数字)integer整数integral积分(definiteintegral定积分；indefiniteintegral不定积分)intersect相交intersection交集irrationalnumberisgreaterthanislesserthan无理数(rationalnumber大于小于有理数)isequalorgreaterthanisequa

15、lorlesserthanisoscelestrapezoidisoscelestriangletriangle钝角三角形L大于等于小于等于等腰梯形等腰三角形(equilateraltrianglescalenetriangle不等边三角形等边三角形；obtuseleg直角边(hypotenuse斜边)length长limit极限line线(dashedline虚线；solidlinelocus,loca(pl.)轨迹logarithm对数Mmapping映射mathematics,maths(BrE),math(AmE)matrix矩阵实线)数学maximum最大的mean平均数median

16、中位数minimum最小的minuend被减数minus(prep.),subtract(v.),subtraction(n.)减monomial单项式monotonicity单调性multiple倍数multiplicand,faciend被乘数multiplicator乘数multiply(v.),multiplication(n.);times(prep.)乘Nnaturalnumber自然数negative负nil,null,zero,nought零noncongruent不全等的(congruent全等)normaldistribution正态分布(abnormaldistribut

17、ion非正态分布)noughtnull零numberobtuseangle钝角(acuteangle锐角；rightangle直角；straightangle平角；perigon周角)numeratorO分子obtusetriangle钝角三角形(equilateraltriangle等边三角形；isoscelestriangle等腰三角形；scalenetriangle不等边三角形)octagon八边形pentagon五边形hexagon六边形heptagon七边形enneagon九边形decagon十边形hendecagon十一边形dodecagon十二边形polygon多边形octahe

18、dron八面体oddnumber奇数(evennumber偶数)origin原点operation运算operator运算符orthocentre(BrE),orthocenter(AmE)垂心barycentre(BrE),barycenter(AmE)重心escentre(BrE),escenter(AmE)旁心incentre(BrE),incenter(AmE)内心excentre(BrE),excenter(AmE)外心Pparabola抛物线(hyperbola双曲线)parallel平行parallelepiped平行六面体parallelogram平行四边形quadrilate

19、ral四边形rectangle矩形rhomb,rhombus,rhombi(pl.),diamond菱形square正方形parity奇偶性pentagon五边形hexagon六边形heptagon七边形octagon八边形enneagon九边形decagon十边形hendecagon十一边形dodecagon十二边形polygon多边形pentahedron五面体percent百分比percentage百分点percentile百分位数钝角；straightperigon周角(acuteangle锐角；rightangle直角；obtuseangleangle平角)perimeter周长pe

20、rmutation排列period周期periodicity周期性phase相位pi圆周率piediagram扇形统计图histogram柱形统计图curvediagram曲线统计图bargraph条形统计图brokenlinegraph折线统计图plane面plus(prep.),add(v.),addition(n.)加point点polygon多边形polyhedron多面体polynomial,multinomial多项式positive正power乘方thepoweroffour,thefourthpower四次方thepowerofn,thenthpowern次方primefact

21、or质因数prism棱柱(frustumofaprism棱台)probability概率,或然率product积proposition命题propotion比例prove证实pyramid棱锥Pythagoreantheorem勾股定理Qquadraticequation二次方程quadrilateral四边形parallelogram平行四边形rectangle矩形rhomb,rhombus,rhombi(pl.),diamondsquare正方形quarter四分之一quarticequation四次方程quotient商Rradial射线radian弧度range值域rank排列,排序r

22、atio比,比例rationalnumber有理数(irrationalnumberrealnumber实数(imaginarynumber虚数；rectangle矩形parallelogram平行四边形quadrilateral四边形rhomb,rhombus,rhombi(pl.),diamondsquare正方形radius半径(diameter直径)remainder差菱形无理数)complexnumber复数)菱形rhomb,rhombus,rhombipl.,diamond菱形rightangle直角acuteangle锐角；obtuseangle钝角；straightangle平

23、角；perigon周角righttriangle直角三角形righttrapezoid直角梯形ring环root方根；方程的根therootoffour,thefourthroot四次方根therootofn,thenthrootn次方根root-mean-squaredeviation,standarddeviation标准差rotation旋转round四舍五入rounddown下舍入roundup上舍入Sscalenetriangle不等边三角形obtusetriangle钝角三角形；equilateraltriangle等边三角形；isoscelestriangle等腰三角形secan

24、t正割cosecant余割segment线段semicircle半圆sector扇形series数列,级数sibling兄弟姐妹side边significance,weight权significantdigit有效数字insignificantdigit无效数字simpleequation一次方程similar相似sine正弦cosine余弦solid体solidline实线dashedline虚线space空间square正方形square二次方,平方cube三次方,立方；thepoweroffour,thefourthpower四次方thepowerofn,thenthpowern次方squareroot二次方根,平方根cuberoot三次方根,立方根；therootoffour,thefourthroot四次方根；therootofn,thenthrootn次方根subtrahend减数sphere球hemisphere半球statistics统计straightangle平角acuteangle锐角；obtuseangle钝角；rightangle直角；perigon周角subset子集subtractv.,subtractionn.