5th Grade Word List for Math Words

an expression built up from constants, variables, and a finite number of algebraic operations

the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians

an orderly arrangement; an impressive display; an arrangement of aerials spaced to give desired directional characteristics

the center around which something rotates; pivot

a central value or a typical value for a probability distribution

made up of distinct parts or elements; compounded

the quality of agreeing; being suitable and appropriate

the system of weights and measures based on the foot and pound and second and pint that dates back to colonial America but differs in some respects from the British Imperial System

a set of units which can be used to specify anything which can be measured and were historically important, regulated and defined because of trade and internal commerce

lose a stored charge, magnetic flux, or current; break down

straight line connecting any two vertices of a polygon that are not adjacent

making equal; equal division; equality; equilibrium

one that expounds or interprets; one that speaks for, represents, or advocates

the number of occurrences within a given time period

the largest integer that divides without remainder into a set of integers

any of the natural numbers (positive or negative) or zero

the point at which a line intersects a coordinate axis; cause to stop on the passage

the angle inside two adjacent sides of a polygon

meet at a point

opposite; reversed in order, nature, or effect; turned upside down

the smallest multiple that is exactly divisible by every member of a set of numbers

symmetry with respect to reflection

a decimal system of weights and measures based on the meter and the kilogram and the second

a decimal unit of measurement of the metric system (based on meters and kilograms and seconds)

two numbers written in a certain order, usually written in parentheses like this: (4,5)

a closed plane figure bounded by straight sides

first in excellence, quality, or value; at the best stage; peak; first in degree or rank; chief

drafting instrument used to draw or measure angles

four-sided polygon; having four sides

a quantity or amount or measure considered as a proportion of another quantity or amount or measure

an object that looks the same after a certain amount of rotation

a number that when multiplied by itself equals a given number

scientific notation, where a number is written in two parts: 1)digits with the decimal point placed after the first digit, 2) X10 to a power

a device for presenting quantitative data in a graphical format, similar to a histogram, to assist in visualizing the shape of a distribution

arrangement of parts so that balance is obtained; congruity

symbol representing such a quantity