Mathematics and Measurement: English Vocabulary List

Explore 32 English words about mathematics and measurement with pronunciation, definitions and example sentences.

32 words Toefl Essential English Vocabulary
mathematical /ˌmæθəˈmætɪkəɫ/ adjective

related to or used in mathematics

"The problem is mathematical."

"The mathematical equation was so complex that only a few students in the class could solve it correctly without any help."

numerical /nuˈmɛɹəkəɫ/, /nuˈmɛɹɪkəɫ/ adjective

represented in numbers

"The data is numerical."

"The numerical data showed a clear trend and the researchers concluded that their hypothesis was supported by the numbers they collected."

ordinal number /ˈɔːɹdɪnəl nˈʌmbɚ/ noun

a number that indicates the position of something in a sequence or series

"Ordinal number used."

"The ordinal number third indicates the position of something in a sequence or series."

fraction /ˈfɹækʃən/ noun

a number obtained by dividing one integer or rational number by another, typically written in the form a/b

"One fraction is 1/2."

"An improper fraction is one where the numerator exceeds the denominator"

digit /ˈdɪdʒət/, /ˈdɪdʒɪt/ noun

one of the numbers from 0 to 9

"Write one digit only."

"Each digit in the number has a different place value."

diameter /daɪˈæmətɝ/ noun

a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side

"The diameter of the circle is ten centimeters."

"The diameter of the tree trunk was so large that two people could not wrap their arms around it."

equation /ɪˈkweɪʒən/ noun

(mathematics) a statement indicating the equality between two values

"This is a simple equation."

"The mathematical equation stated that the sum of the two variables was equal to ten."

vertical /ˈvɝtɪkəɫ/ adjective

positioned at a right angle to the horizon or ground, typically moving up or down

"The line is vertical."

"The vertical line goes straight up and down and is perpendicular to the horizontal line on the grid."

width /wɪdθ/ noun

the distance of something from side to side

"The width of the gap was less than a millimeter."

"The width of the river is too great for the team to build a bridge without expensive equipment."

dimension /daɪˈmɛnʃən/ noun

a measure of the height, length, or width of an object in a certain direction

"We measured the dimensions of the room."

"The architect carefully considered every dimension of the room before designing the new kitchen layout."

subtract /səbˈtrækt/ verb

(mathematics) to take a number from another number and find out the difference

"He subtracts five from ten please."

"In math class today the teacher taught the young students how to subtract smaller numbers from larger ones using a number line as a visual aid."

ounce /aʊns/ noun

a unit for measuring weight equal to approximately 28.34 grams

"One ounce weighs 28 grams."

"An ounce of prevention is worth a pound of cure"

gallon /ˈɡælən/ noun

a unit used to measure liquids in the United States, equivalent to approximately 3.785 liters

"The gallon is full."

"The price of a gallon of gasoline has dropped significantly compared to last year making road trips more affordable for families on tight budgets."

bar chart /bˈɑːɹ tʃˈɑːɹt/ noun

a graphical display of information consisting of narrow rectangular lines whose heights depend on the value that they are representing

"The bar chart shows sales are increasing."

"A climograph combines a bar chart plotting monthly precipitation with a line graph showing average monthly temperature."

pie chart /pˈaɪ tʃˈɑːɹt/ noun

a graphical display of the difference between the parts of a whole shown by dividing a circle into several segments

"A pie chart shows budget breakdowns clearly."

"The teacher used a pie chart to explain the survey results."

acre /ˈeɪkɝ/ noun

a unit used in North America and Britain for measuring land area that equals 4047 square meters or 4840 square yards

"The land is one acre."

"They purchased a sprawling ten-acre property to build their dream home and extensive gardens."

accountant /əˈkaʊntənt/ noun

someone whose job is to keep or check financial accounts

"Professional accountant works."

"The professional accountant prepares accurate financial reports for the company every single month carefully."

calculation /ˌkælkjəˈleɪʃən/ noun

the act of finding a number or amount using mathematics

"By my calculation"

"After a careful calculation, the engineer determined that the bridge could support the heavy traffic."

arithmetic /əˈrɪθmətɪk/ noun

a branch of mathematics that deals with addition, subtraction, multiplication, etc.

"We learn arithmetic in elementary school."

"Basic arithmetic skills like addition and subtraction are essential for managing personal finances every day."

measure /ˈmɛʒər/ noun

the quantity, amount, or degree of something

"What is the measure?"

"The precise measure of the room's volume was essential for calculating the amount of paint needed."

value /ˈvælju/ noun

(mathematics) an amount that is shown by a sign or letter

"What is the value?"

"The variable 'x' represents an unknown value that must be determined."

parallel /ˈpɛɹəˌɫɛɫ/ adjective

having an equal distance from each other at every point

"The lines are parallel."

"The two lines are parallel because they run in the same direction and never meet each other."

decimal /ˈdɛsəməl/ adjective

relating to a system of numbers based on powers of ten, where quantities are expressed using digits, including fractions and whole numbers

"The number is decimal."

"The decimal system allows for precise representation of fractions and very small or large quantities."

unit /ˈjuːnɪt/ noun

a standard measure used to tell the amount of something

"This unit is small."

"Each unit in the apartment building has its own balcony but unfortunately the walls between units are thin allowing noise to travel easily from neighbors."

function /ˈfəŋkʃən/ noun

(mathematics) a quantity whose value changes according to another quantity's varying value

"A function changes value."

"The function of this new software is to automatically organize and categorize all incoming emails."

circumference /ˌsɝˈkəmfɹəns/ noun

(geometry) the length of the external boundary of a curved shape, especially a circle

"Circumference is a length."

"We calculated the circumference of the circular garden to determine how much fencing was needed."

axis /ˈæksəs/ noun

the central point or line around which an object turns

"The earth spins on its axis."

"The planet's rotation on its axis is responsible for the cycle of day and night experienced by its inhabitants."

probability /ˌpɹɑbəˈbɪɫəˌti/ noun

(mathematics) a number representing the chances of something specific happening

"Probability is 50%."

"The probability of rain tomorrow is quite high, so you should definitely bring an umbrella with you."

total /ˈtoʊtəl/ verb

to add up numbers or quantities to find the overall amount

"Please total these numbers."

"The accountant will carefully total all the expenses from the business trip to prepare the final report."

cubic /ˈkjubɪk/ adjective

indicating a unit of measurement that includes volume of a cube

"It is cubic."

"The architect designed a stunning cubic structure that played with light and shadow in fascinating ways."

formula /ˈfɔrmjələ/ noun

(mathematics) a rule or law represented in symbols, letters, or numbers

"Use the formula for area."

"The complex mathematical formula, derived from years of research, accurately predicts the trajectory of celestial bodies."

analyst /ˈænəɫɪst/ noun

a trained individual who evaluates information and data to provide insights and make informed decisions in various fields such as finance, economics, business, technology, etc.

"The analyst was careful."

"The analyst studied the numbers and explained the trend clearly."

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