初中数学英语名词positive['pɑzətɪv]number正数negative ['nɛgətɪv] number 负数rational ['ræʃən!] number 有理数number axis ['æksɪs]数轴origin ['ɔrədʒɪn]原点opposite ['ɑpəzɪt] number 相反数absolute ['ɑpəzɪt] value ['vælju]绝对值power ['pauɚ]乘方，幂base number底数exponent[ɪk'sponənt]指数approximate [ə'prɑksəmɪt] number近似数significant [sɪg'nɪfəkənt] digit 有效数字monomial [mə'nomɪəl]单项式coefficient [,koɪ'fɪʃənt]系数degree of a monomial 单项式的次数polynomial [,pɑlɪ'nomɪəl]多项式term [tɝm]项constant ['kɑnstənt] term 常数项degree of a polynomial [,pɑlɪ'nomɪəl]多项式次数equation ['kɑnstənt]方程integral ['ɪntəgrəl] expression [ɪk'sprɛʃən]整式solution [sə'luʃən]解linear ['lɪnɪɚ] equation [ɪ'kweʃən] with one unknown 一元一次方程net 展开图geometric [dʒɪə'mɛtrɪk]figure ['fɪgjɚ]几何图形solid ['sɑlɪd] figure ['fɪgjɚ]立体图形plane figure ['kɑnstənt]平面图形solid ['sɑlɪd]体line 线surface['sɝfɪs]面point 点intersection [,ɪntɚ'sɛkʃən]相交point of intersection 焦点center 中点angle['æŋg!]角distance 距离angular['æŋgjəlɚ] dissector 角平分线complementary [,kɑmplə'mɛntərɪ] angle 余角degree 度supplementary [,sʌplə'mɛntəri] angle 补角congruent ['kɑŋgruənt] figures 全等形symmetric[sɪ'mɛtrɪk] figure 轴对称图形congruent triangles ['traɪ,æŋg!]全等三角形axis of symmetry ['sɪmɪtrɪ]对称轴symmetric points对称点radicand['rædə,kænd]被开方数perpendicular [,pɝpən'dɪkjəlɚ] bisector[baɪ'sɛktɚ]垂直平分线graph[græf]图象isosceles [aɪ'sɑs!,iz] triangle等腰三角形variable['vɛrɪəb!]变量equilateral [,ikwɪ'lætərəl] triangle 等边三角形constant['kɑnstənt]常量arithmetic [ə'rɪθmətɪk] square [skwɛr] root算术平方根real number实数square root平方根/二次方根extraction [ɪk'strækʃən] of square root开平方cube [kjub] root 立方根/三次方根extraction of cube root 开立方radical ['rædɪk!] exponent [ɪk'sponənt]根指数irrational [ɪ'ræʃən!] number无理数function['fʌŋkʃən]函数independent [,ɪndɪ'pɛndənt] variable自变量proportional [prə'porʃən!] function 正比例函数linear ['lɪnɪɚ] function 一次函数formula ['fɔrmjələ] for the difference of squares平方差公式factoring ['fæktɚ]因式分解formula for the square of the sum 完全平方公式common ['kɑmən] factor ['fæktɚ]公因式adjacent [ə'dʒesənt] angles on a straight [stret] line 邻补角vertical ['vɝtɪk!]angles 对顶角perpendicular [,pɝpən'dɪkjəlɚ]垂直corresponding [,kɔrɪ'spɑndɪŋ] angles 同位角perpendicular line 垂线alternate ['ɔltɚnɪt] interior [ɪn'tɪrɪɚ] angles 内错角foot of a perpendicular 垂足interior angles on the same side 同旁内角parallel ['pærə,lɛl]平行proposition [,prɑpə'zɪʃən]命题theorem['θiərəm]定理translation [træns'leʃən]平移ordered pair 有序数对rectangular [rɛk'tæŋgjəlɚ] coordinate [ko'ɔrdnet] system ['sɪstəm]平面直角坐标系x-axis ['æksɪs] x轴y-axis y轴coordinate 座标quadrant ['kwɑdrənt]象限triangle 三角形altitude ['æltə,tjud]高median ['midɪən]中线bisector [baɪ'sɛktɚ] of angle 角平分线polygon ['pɑlɪ,gɑn]多边形diagonal [daɪ'ægən!]对角线regular ['rɛgjəlɚ] polygon 正多边形linear equation of two unknown 二元一次方程system of linear equation of two unknown 二元一次方程组bar graph 条形图substitution [,sʌbstə'tjuʃən] method ['mɛθəd]代入法inequality [ɪnɪ'kwɑlətɪ]不等式addition [ə'dɪʃən] - substitution method加减法solution [sə'luʃən] set 解集linear equality [i'kwɑlətɪ] of one unknown二元一次不等式statistic [stə'tɪstɪk]统计学system of linear equality of one unknown二元一次不等式组pie chart [tʃɑrt]扇形图sampling ['sæmplɪŋ] survey 抽样调查histogram ['hɪstə,græm]直方图population [,pɑpjə'leʃən]总体individual [,ɪndə'vɪdʒuəl]个体sample ['sæmp!]样本sample size [saɪz]样本容量simple random ['rændəm] sampling ['sæmplɪŋ]简单随机抽样frequency ['frikwənsɪ] distribution [,dɪstrə'bjuʃən]频数分布fraction in lowest terms 最简分数reduction [rɪ'dʌkʃən] of a fraction 约分changing factions to a common denominator [dɪ'nɑmə,netɚ]通分fractional equation 分式方程fraction ['frækʃən]分式inverse [ɪn'vɝs] proportional [prə'porʃən!] function ['fʌŋkʃən]反比例函数hyperbola [haɪ'pɝbələ]双曲线parallelogram [,pærə'lɛlə,græm]平行四边形rectangle [rɛk'tæŋg!]矩形rhombus ['rɑmbəs]菱形square [skwɛr]正方形trapezium [trə'pizɪəm]梯形isosceles [aɪ'sɑs!,iz] trapezium 等腰梯形barycenter 重心weighted ['wetɪd] average ['ævərɪdʒ]加权平均数weight 全median ['midɪən]中位数mode [mod]众数range [rendʒ]极差variance ['vɛrɪəns]方差quadratic [kwɑd'rætɪk function 二次函数similar figures ['fɪgjɚ]相似图形similar polygons ['pɑlɪ,gɑn z]相似多边形proportional segments ['sɛgmənt]比例函数homothetic figures 位似图形sine [saɪn]正弦（sin）cosine ['kosaɪn]余弦（cos）tangent ['tændʒənt]正切（tan）trigonometric [,trɪgənə'mɛtrɪk] function of acute angle 锐角三角形projection [prə'dʒɛkʃən]投影parallel ['pærə,lɛl] projection 平行投影center projection 中心投影view [vju]视图algebraic [,ældʒə'breɪk] expression 代数式rotation [ro'teʃən]旋转quadratic [kwɑd'rætɪk] equation in one unknow一元二次方程root 根centeral symmetry ['sɪmɪtrɪ] figure中心对称circle ['sɝk!]圆center of a circle 圆心radius['redɪəs]半径chord [kɔrd]弦diameter [daɪ'æmətɚ]直径arc [ɑrk]弧semi ['sɛmɪ] -circle 半圆centeral angle 圆心角angle in a circular segment ['sɛgmənt]圆周角circumcircle 外接圆circumcenter 外心tangent ['tændʒənt] line切线inscribed circle 内切圆incenter 内心random ['rændəm] event [ɪ'vɛnt]随机事件proability概率tree diagram ['daɪə,græm]树形图数学mathematics, maths(BrE), math(AmE) 公理axiom 定理theorem计算calculation 运算operation 证明prove 假设hypothesis, hypotheses(pl.)命题proposition 算术arithmetic 加plus(prep.), add(v.), addition(n.)被加数augend, summand 加数addend 和sum减minus(prep.),subtract(v.), subtraction(n.) 被减数minuend 减数subtrahend差remainder 乘times(prep.), multiply(v.), multiplication(n.)被乘数multiplicand, faciend 乘数multiplicator 积product除divided by(prep.), divide(v.), division(n.) 被除数dividend除数divisor 商quotient 等于equals, is equal to, is equivalent to大于is greater than 小于is lesser than 大于等于is equal or greater than小于等于is equal or lesser than 运算符operator平均数mean 算术平均数arithmatic mean几何平均数geometric mean n个数之积的n次方根倒数（reciprocal）x的倒数为1/x 有理数rational number无理数irrational number 实数real number虚数imaginary number 数字digit数number 自然数natural number 整数integer小数decimal 小数点decimal point 分数fraction分子numerator 分母denominator 比ratio正positive 负negative 零null, zero, nought, nil十进制decimal system 二进制binary system 十六进制hexadecimal system 权weight, significance 进位carry 截尾truncation 四舍五入round 下舍入round down 上舍入round up 有效数字significant digit无效数字insignificant digit 代数algebra 公式formula, formulae(pl.)单项式monomial 多项式polynomial, multinomial 系数coefficient未知数unknown, x-factor, y-factor, z-factor 等式，方程式equation一次方程simple equation 二次方程quadratic equation三次方程cubic equation 四次方程quartic equation不等式inequation 阶乘factorial对数logarithm 指数，幂exponent 乘方power二次方，平方square 三次方，立方cube四次方the power of four, the fourth powern次方the power of n, the nth power开方evolution, extraction 二次方根，平方根square root三次方根，立方根cube root 四次方根the root of four, the fourth root n次方根the root of n, the nth root sqrt(2)=1.414sqrt(3)=1.732 sqrt(5)=2.236 常量constant 变量variable坐标系coordinates 坐标轴x-axis, y-axis, z-axis 横坐标x-coordinate 纵坐标y-coordinate 原点origin 象限quadrant截距(有正负之分)intercede （方程的）解solution几何geometry 点point 线line 面plane 体solid线段segment 射线radial 平行parallel 相交intersect角angle 角度degree 弧度radian锐角acute angle 直角right angle 钝角obtuse angle平角straight angle 周角perigon 底base边side 高height 三角形triangle 锐角三角形acute triangle 直角三角形right triangle 直角边leg 斜边hypotenuse勾股定理Pythagorean theorem 钝角三角形obtuse triangle不等边三角形scalene triangle 等腰三角形isosceles triangle等边三角形equilateral triangle 四边形quadrilateral平行四边形parallelogram 矩形rectangle长length 宽width 周长perimeter 面积area相似similar 全等congruent 三角trigonometry 正弦sine 余弦cosine 正切tangent 余切cotangent正割secant 余割cosecant 反正弦arc sine反余弦arc cosine反正切arc tangent反余切arc cotangent反正割arc secant反余割arc cosecant子集subset补充：集合aggregate元素element交集intersection并集union空集void补集complement映射mapping函数function定义域domain, field of definition值域range单调性monotonicity奇偶性parity周期性periodicity图象image数列，级数series微积分calculus微分differential导数derivative极限limit无穷大infinite(a.) infinity(n.) 无穷小infinitesimal积分integral定积分definite integral不定积分indefinite integral复数complex number矩阵matrix行列式determinant圆circle圆心centre(BrE), center(AmE) 半径radius直径diameter圆周率pi弧arc半圆semicircle扇形sector环ring椭圆ellipse圆周circumference轨迹locus, loca(pl.)多面体polyhedron旋转rotation轴axis球sphere半球hemisphere底面undersurface表面积surface area体积volume空间space双曲线hyperbola抛物线parabola正方形square梯形trapezoid直角梯形right trapezoid等腰梯形isosceles trapezoid 多边形polygon正多边形equilateral polygon相位phase周期period统计statistics平均数average加权平均数weighted average方差variance标准差root-mean-square deviation, standard deviation 比例propotion百分比percent百分点percentage百分位数percentile排列permutation组合combination概率，或然率probability分布distribution正态分布normal distribution非正态分布abnormal distribution图表graph条形统计图bar graph柱形统计图histogram折线统计图broken line graph曲线统计图curve diagram扇形统计图pie diagram。