# CEFR C1 Vocabulary - Lesson 64

Here you will learn some English words about mathematics, such as "factor", "radius", "infinite", etc. prepared for C1 learners.

Review

Flashcards

Spelling

Quiz

Start Learning
diameter
[noun]
a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side
[noun]
the length of a straight line drawn from the center of a circle to any point on its outer boundary
ratio
[noun]
the relation between two amounts indicating how much larger one value is than the other
decimal
[noun]
(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.
equation
[noun]
(mathematics) a statement indicating the equality between two values
subtraction
[noun]
the process or act of taking away one number from another
formula
[noun]
(mathematics) a rule or law represented in symbols, letters, or numbers
function
[noun]
(mathematics) a quantity whose value changes according to another quantity's varying value
factor
[noun]
(mathematics) one of the numbers that another number can be divided by
dividend
[noun]
(mathematics) the number to be divided in a division problem
divisor
[noun]
(mathematics) the number that divides another number in a division problem
mathematical
related to or used in mathematics
minimal
very small in amount or degree, often the smallest possible
numerical
represented in numbers
countless
indicating too many to be counted
endless
very great in number, amount, or size and seeming to be without end or limit
infinite
(of a math sequence) having the ability to be continued forever
ordinal
[noun]
a number that indicates the position of something in a sequence, such as third, second, etc.
bracket
[noun]
each of the two symbols [ ] used to indicate that the enclosed numbers or words should be considered separately
segment
[noun]
(geometry) a part of a circle that is separated from the rest by a line
solid
[noun]
(geometry) a shape that is not two-dimensional because it has height, width, and length
to express
[verb]
(mathematics) to indicate something by a formula, symbol, etc.
to total
[verb]
to add up numbers or quantities to find the overall amount
metric system
[noun]
a standard of measurement that is based on the kilogram, the meter, and the liter
barrel
[noun]
a unit for measuring oil and beer that equals 42 US gallons or 35 imperial gallons for oil and 36 imperial gallons for beer
hectare
[noun]
a land measurement unit that equals 10000 square meters or 2471 acres
horsepower
[noun]
a unit for measuring an engine's power
pace
[noun]
a measure of length that equals the distance traveled between two steps during a walk
pint
[noun]
a measure equal to 16 fluid ounces, often used for measuring liquids such as beer or milk
proof
[noun]
a scale for measuring the strength of alcoholic beverages
quart
[noun]
a unit of volume measurement the United States for liquids, equal to 32 fluid ounces or approximately 946 milliliters
score
[noun]
a set or group of twenty or approximately twenty people or things
miles per hour
[noun]
the distance traveled in miles in relation to the time passed when doing so
value
[noun]
(mathematics) an amount that is shown by a sign or letter
variable
[noun]
(mathematics) a quantity that is capable of assuming different values in a calculation