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GRE Math Vocabulary and Sign

GRE includes math module. Some test-takers, especially ESL students, aren't familiar with words in math questions. This short math word list and math sign table are for GRE test takers to learn math-related vocabulary quickly and efficiently.

Math Words
  • abscissa
  • absolute value
  • account for
  • acute angle
  • acute triangle
  • addition
  • adjacent
  • adjacent angles
  • algebra
  • algebraic expression
  • algebraic fraction
  • algebraic term _
  • aliquot
  • aliquant
  • alternate angles
  • altitude
  • amount
  • angle
  • angle bisector
  • apex
  • apiece
  • approximately
  • approximation
  • arc
  • area
  • arithmetic
  • arithmetic(al) average
  • arithmetic(al) mean
  • at random
  • at right angles with
  • be composed of
  • be equal to
  • be equivalent to anther equation
  • be fewer than
  • be greater than
  • be greater than or equal to
  • be inscribed in
  • be less than
  • be less than or equal to
  • be parallel to
  • be perpendicular to
  • calculate to three decimal places
  • cancellation
  • common difference
  • common divisor(factor)
  • common ratio
  • common multiple
  • complement
  • complementary angle
  • complete circle
  • complete quadratic (equation)
  • complex fraction
  • composite number
  • compound
  • compound interest
  • decagon
  • decimal
  • decimal fraction
  • decimal place
  • decimal point
  • decrease
  • deduct
  • degree
  • denominator
  • denote
  • depth
  • equality
  • equation
  • equiangular
  • equidistance
  • equivalent
  • equivalent fraction
  • even integer
  • geometric mean
  • geometric progression
  • greatest common divisor
  • halve
  • height
  • heptagon
  • hexagon
  • horizontally
  • hundreds
  • hundredth
  • hypotenuse
  • radical
  • radius
  • randomly
  • rate
  • ratio
  • ray
  • real number
  • reciprocal
  • rectangle
  • rectangular
  • reduce
  • regular
  • remainder
  • remote interior angles
  • repeating decimal
  • revolution
  • rhombus
  • right
  • root
  • round
  • satisfy
  • scale drawing
  • scalene
  • secant
  • section
  • sector
  • segment
  • sequence
  • set
  • shaded region
  • side
  • sign(symbol)
  • similar
  • simple annual interest
  • simple fraction
  • simultaneous equations
  • slope
  • solid
  • solid lines
  • solution
  • sphere
  • square
  • straight angle
  • straight-line distance
  • subdivide
  • subtract…from
  • successive
  • such that
  • sum
  • surface area
  • X-axis
  • X-coordinate
  • XY-coordinate system
  • Y-axis
  • Y-coordinate
Signs
  • + plus ;positive
  • - minus ;negative
  • × multiplied by ;times
  • ÷ divided by
  • = Equals
  • ≈ approximately equals
  • ≠ not equal to
  • < less than
  • > greater than
  • ≤ equal to or less than
  • ≥ equal to or greater than o
  • ( ) round brackets ;parentheses
  • [ ] square brackets
  • { } Braces
  • ∈ is a member of the set
  • ⊂ is a subset of
  • ∽ similar to
  • ≌ congruent to
  • * denotes an operation
  • ∴ Therefore
  • ∵ Because
  • ∶ ratio sign, divided by, is to
  • ∷ equals, as(proportion)
  • ∥ parallel to
  • ⊥ perpendicular to, at right angles with
  • ∠ Angle
  • ∟ right angle
  • º Degree
  • ′ Minute
  • ″ Second
  • ⊙ Circle
  • A⁀B arc AB
  • e the base of natural logarithms,approx.2.71828
  • x! factorial x, x(x-1)(x-2)---1
  • lognx log x to the base n
  • π Pi
  • lnx log x to the base e(natural logarithm)
  • lgx log x to the base 10(common logarithm)
  • |x| the absolute value of x