Meaning: A portion of 100; a ratio expressed as a fraction of 100.

Part of speech: noun

Example: The percentage of students passing the exam increased.

Category: Mathematics

Synonyms:

• proportion
• fraction

Meaning: The outer boundary of an area or figure.

Part of speech: noun

Example: We measured the perimeter of the field.

Category: Mathematics

Synonyms:

• boundary
• edge

Meaning: An arrangement of items in a specific order.

Part of speech: noun

Example: There are many permutations of the letters in the word 'cat'.

Category: Mathematics › Combinatorics

Synonyms:

• arrangement
• combination

Meaning: At an angle of 90 degrees to a given line or surface.

Part of speech: adjective

Example: The two lines are perpendicular to each other.

Category: Mathematics › Geometry

Synonyms:

• vertical
• upright

Antonyms:

• parallel
• horizontal

Meaning: A mathematical constant approximately equal to 3.14159, representing the ratio of a circle's circumference to its diameter.

Part of speech: noun

Example: In geometry, pi is used to calculate the area of a circle.

Category: Mathematics

Synonyms: π

Meaning: A circular statistical graphic divided into slices to illustrate numerical proportions.

Part of speech: noun

Example: The pie chart showed the distribution of expenses.

Category: Mathematics › Statistics

Synonyms: circular graph

Meaning: Indicating addition or a positive aspect.

Part of speech: preposition

Example: Two plus two equals four.

Category: Mathematics

Synonyms:

• and
• added to

Meaning: The symbol '+' used to indicate addition.

Part of speech: noun

Example: You use the plus sign in math to add numbers.

Category: Mathematics

Synonyms:

• addition symbol
• plus

Meaning: A natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.

Part of speech: noun

Example: Seven is a prime number.

Category: Mathematics › Number Theory

Meaning: a part of a whole

Part of speech: noun

Example: A large proportion of the population is affected.

Category: Mathematics

Synonyms:

• fraction
• segment

Antonyms:

• whole
• entirety

Meaning: having a constant ratio

Part of speech: adjective

Example: The costs are proportional to the amount of work done.

Category: Mathematics

Synonyms:

• corresponding
• equal

Antonyms:

• disproportionate
• unequal

Meaning: the relationship between two quantities

Part of speech: noun

Example: Proportionality is important in mathematics.

Category: Mathematics

Synonyms:

• ratio
• correspondence

Meaning: a three-dimensional geometric shape with a polygonal base

Part of speech: noun

Example: The pyramid is a famous shape in ancient architecture.

Category: Mathematics

Synonyms: triangular prism

Meaning: having the shape of a pyramid

Part of speech: adjective

Example: The pyramidal structure was impressive.

Category: Mathematics

Synonyms: pyramid-shaped

Meaning: quod erat demonstrandum, used to signify the end of a proof

Part of speech: abbreviation

Example: The theorem was proven, QED.

Category: Mathematics › Proofs

Meaning: one of four sections of a plane

Part of speech: noun

Example: Each quadrant of the graph represents different data.

Category: Mathematics › Geometry

Meaning: relating to a polynomial of degree two

Part of speech: adjective

Example: The quadratic equation can be solved using the quadratic formula.

Category: Mathematics › Algebra

Meaning: the number equal to one thousand trillion

Part of speech: noun

Example: There are quadrillion stars in the universe.

Category: Mathematics › Numbers

Meaning: an amount or number of something

Part of speech: noun

Example: Please specify the quantity of items you need.

Category: Mathematics › Numbers

Synonyms: amount

Meaning: one-fourth of something

Part of speech: noun

Example: He paid a quarter for the soda.

Category: Mathematics › Fractions

Synonyms: fourth

Meaning: A group of five.

Part of speech: noun

Example: The quin was formed for the project.

Category: Mathematics

Synonyms: five

Meaning: A group of five.

Part of speech: noun

Example: The quint of musicians played beautifully.

Category: Mathematics

Synonyms: five

Meaning: The number equal to one followed by 18 zeros.

Part of speech: noun

Example: A quintillion is a very large number.

Category: Mathematics

Synonyms: 10^18

Meaning: To increase something fivefold.

Part of speech: verb

Example: The company plans to quintuple its profits this year.

Category: Mathematics

Synonyms: multiply by five

Meaning: The result of division; a number obtained by dividing one number by another.

Part of speech: noun

Example: In math, the quotient of 10 and 2 is 5.

Category: Mathematics

Synonyms:

• result
• outcome

Meaning: arranged like rays coming from a center

Part of speech: adjective

Example: The radial design was visually appealing.

Category: Mathematics

Meaning: a unit of angle measurement

Part of speech: noun

Example: One radian is approximately 57.3 degrees.

Category: Mathematics

Meaning: plural of radius, a line from the center of a circle to its edge

Part of speech: noun

Example: The radii of the circle were measured.

Category: Mathematics

Meaning: The distance from the center of a circle to its edge.

Part of speech: noun

Example: The radius of the circle is five centimeters.

Category: Mathematics › Geometry

Meaning: A relationship between two numbers or amounts, often expressed as a fraction.

Part of speech: noun

Example: The ratio of students to teachers is 20 to 1.

Category: Mathematics

Synonyms:

• proportion
• relationship

Meaning: A four-sided shape with opposite sides equal and all angles right.

Part of speech: noun

Example: The table is in the shape of a rectangle.

Category: Mathematics › Geometry

Synonyms:

• quadrilateral
• box

Meaning: Having the shape of a rectangle.

Part of speech: adjective

Example: The room has a rectangular layout.

Category: Mathematics › Geometry

Synonyms:

• rectilinear
• box-shaped

Meaning: Capable of being reduced.

Part of speech: adjective

Example: The problem is reducible to simpler components.

Category: Mathematics › Algebra

Synonyms:

• simplifiable
• diminishable

Meaning: The part that is left after the rest has been taken away.

Part of speech: noun

Example: He ate the remainder of the cake.

Category: Mathematics

Synonyms:

• rest
• leftover

Meaning: A four-sided shape with opposite sides that are equal in length.

Part of speech: noun

Example: A diamond is a type of rhombus.

Category: Mathematics

Synonyms:

• diamond
• parallelogram

Meaning: An angle of 90 degrees.

Part of speech: noun

Example: A square has four right angles.

Category: Mathematics › Geometry

Synonyms: 90-degree angle

Meaning: A triangle with one right angle.

Part of speech: noun

Example: A right triangle is used in many geometric calculations.

Category: Mathematics › Geometry

Synonyms: right-angled triangle

Meaning: Having a right angle.

Part of speech: adjective

Example: The triangle is right-angled.

Category: Mathematics › Geometry

Synonyms: rectangular

Meaning: Having a shape like a circle or sphere.

Part of speech: adjective

Example: The table was round, making it perfect for family dinners.

Category: Mathematics

Synonyms:

• circular
• spherical

Antonyms:

• square
• flat

Meaning: To make a number simpler by adjusting it to a nearby value.

Part of speech: phrase

Example: Please round off the total to the nearest dollar.

Category: Mathematics

Synonyms:

• approximate
• simplify