Mathematics & Measurement
Math, dimensions, units, statistics, and exact comparison.
54 words
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A2 (14) Pro
weight
A2
/weɪt/
How heavy something or someone is.
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unit
A2
/ˈjuː.nɪt/
A fixed amount used as a standard for measuring something.
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square
A2
/skweɹ/
A flat shape with four equal sides and four right angles.
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circle
A2
/ˈsɜɹkəl/
A perfectly round shape, like a ring.
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average
A2
/ˈæv.ɚ.ɪd͡ʒ/
The result of adding several amounts and dividing by how many there are.
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scale
A2
/skeɪl/
The size or extent of something, especially when it is large.
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inch
A2
/ɪnt͡ʃ/
A unit of length equal to 2.54 cm, about the width of a thumb.
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meter
A2
/ˈmitəɹ/
A unit of length equal to 100 centimetres (US spelling of 'metre').
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kilo
A2
/ˈkiloʊ/
A unit of weight equal to one thousand grams; short for kilogram.
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gram
A2
/ˈɡɹæm/
A metric unit of mass equal to one thousandth of a kilogram (symbol: g).
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liter
A2
/ˈli.tɚ/
A metric unit of volume equal to one cubic decimeter.
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centimeter
A2
/ˈsɛntəˌmiːtɝ/
A unit of length equal to one hundredth of a metre.
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round off
A2
to express a number approximately by reducing its precision
Phrasal verb
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step off
A2
to measure a distance by walking and counting paces
Phrasal verb
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B1 (14) Pro
angle
B1
/ˈæŋ.ɡəl/
The space between two lines or surfaces that meet, measured in degrees.
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pound
B1
/ˈpæʊ̯nd/
A unit of weight equal to about 454 grams (16 ounces).
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measure
B1
/ˈmɛʒ.ɚ/
To find the size, amount, or degree of something.
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height
B1
/haɪt/
How tall a person or thing is.
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formula
B1
/ˈfɔɹ.mjə.lə/
A mathematical or scientific rule written with symbols.
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length
B1
/leŋθ/
How long something is from one end to the other.
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volume
B1
/ˈvɑ.ljum/
How loud a sound is.
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depth
B1
/dɛpθ/
The distance from the top to the bottom of something.
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mathematics
B1
/mæθ(.ə)ˈmæt.ɪks/
The study of numbers, shapes, quantities, and the relationships between them.
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measurement
B1
/ˈmɛʒ.ɚ.mənt/
The act or process of measuring something.
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arithmetic
B1
/əˈɹɪθmətɪk/
The basic mathematics of adding, subtracting, multiplying, and dividing numbers.
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graph
B1
/ɡɹæf/
A diagram that shows the relationship between sets of numbers, usually drawn with lines or bars.
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milliliter
B1
/ˈmɪləˌliːtɝ/
a metric unit of volume equal to one thousandth of a liter
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tape-measure
B1
/ˈteɪpˌmɛʒər/
a flexible strip marked for measuring length
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B2 (11) Pro
dimension
B2
/dɪˈmɛn.ʃən/
A measurement such as length, width, or height.
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triangle
B2
/ˈtɹaɪˌæŋɡəl/
A flat shape with three straight sides and three angles.
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equation
B2
/ɪˈkweɪ.ʒən/
A mathematical statement that two amounts or expressions are equal.
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ounce
B2
/aʊns/
A unit of weight equal to about 28 grams, or one sixteenth of a pound.
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statistics
B2
/stəˈtɪs.tɪks/
A set of numbers that gives information about something.
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pi
B2
/paɪ/
The number (about 3.14159) you get when you divide a circle's circumference by its diameter.
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theta
B2
/ˈθeɪtə/
the measure of an angle.
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geometry
B2
/d͡ʒiˈɑ.mə.tɹi/
the branch of mathematics that studies points, lines, shapes, surfaces, and spatial relationships
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millimeter
B2
/ˈmɪləˌmitɚ/
A unit of length equal to one thousandth of a metre.
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width
B2
/ˈwɪtθ/
How wide something is; the distance from one side to the other.
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carat
B2
/ˈkɛrət/
a metric unit of mass equal to 200 milligrams, used for gemstones and pearls
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C1 (2) Pro
C2 (6) Pro
tod
C2
/tɑːd/
a former British unit of weight for wool, usually equal to 28 pounds (about 12.7 kilograms)
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fathom
C2
/ˈfæðəm/
(mining) a unit of volume (equal to 6 cubic feet) used in measuring bodies of ore
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kerchief
C2
/ˈkɝ.t͡ʃɪf/
a square scarf that is folded into a triangle and worn over the head or about the neck
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quintal
C2
/ˈkwɪntəl/
a metric unit of mass equal to 100 kilograms
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hundredweight
C2
/ˈhʌndrədˌweɪt/
in the United States, a unit of weight equal to 100 pounds, or about 45.36 kilograms
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covariance
C2
/koʊˈvɛriəns/
the way two quantities vary together; in mathematics and statistics, a measure or transformation property of such variation
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C2+ (6) Pro
en
C2+
/ɛn/
a unit of measurement in typography equal to half an em
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variance
C2+
/ˈvɛriəns/
the fact of differing or disagreeing; a measure of spread in statistics
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bu
C2+
/bu/
a former Japanese unit of length or coinage
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mil
C2+
/mɪl/
a unit of length equal to one thousandth of an inch
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modulus
C2+
/ˈmɑdʒələs/
a numerical measure of a physical property, or the remainder in arithmetic
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scalenum
C2+
/skəˈliːnəm/
a scalene triangle, having three sides of unequal length
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