English Vocabulary
Pick a CEFR level (A1–C2) — A1 is the friendliest place to start — and browse its words grouped by topic: travel, food, the body, emotions, and more. Each word shows its meaning, example sentences, and US/UK pronunciation.
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53 words
division
B2
/dɪˈvɪʒn̩/
The act of separating something into parts, or the way it is split.
ton
B2
/tʌn/
A very large amount of something.
perspective
B2
/pɚˈspɛk.tɪv/
A particular way of thinking about or judging a situation.
ranger
B2
/ˈɹeɪ̯nd͡ʒɚ/
An official who looks after and protects a forest or park.
dimension
B2
/dɪˈmɛn.ʃən/
A measurement such as length, width, or height.
holland
B2
/ˈhɑ.lənd/
A type of linen cloth, originally from Holland.
newton
B2
/ˈn(j)uːtən/
the SI derived unit of force, equal to the force required to accelerate a mass of one kilogram by one metre per second squared; symbol N
triangle
B2
/ˈtɹaɪˌæŋɡəl/
A flat shape with three straight sides and three angles.
pyramid
B2
/ˈpɪrəmɪd/
a solid shape with a polygonal base and triangular sides that meet at a point
equation
B2
/ɪˈkweɪ.ʒən/
A mathematical statement that two amounts or expressions are equal.
ounce
B2
/aʊns/
A unit of weight equal to about 28 grams, or one sixteenth of a pound.
statistics
B2
/stəˈtɪs.tɪks/
A set of numbers that gives information about something.
pi
B2
/paɪ/
The number (about 3.14159) you get when you divide a circle's circumference by its diameter.
uranium
B2
/ˌjuːˈɹeɪniəm/
The element with atomic number 92 and symbol U. A radioactive silvery-grey metal in the actinide series.
theta
B2
/ˈθeɪtə/
the measure of an angle.
resentment
B2
/ɹɪˈzɛnt.mənt/
Anger or displeasure stemming from belief that one or one's group has been wronged or betrayed by others; indignation.
caste
B2
/kast/
social status or position conferred by a system based on class
granite
B2
/ˈɡɹæn.ɪt/
something having the unyielding firmness quality of granite
geometry
B2
/d͡ʒiˈɑ.mə.tɹi/
the branch of mathematics that studies points, lines, shapes, surfaces, and spatial relationships
photographic
B2
/ˌfoʊɾəˈɡɹæfɪk/
relating to photography or obtained by using photography
thermometer
B2
/θɚˈmɒmɪtɚ/
An instrument used to measure temperature.
millimeter
B2
/ˈmɪləˌmitɚ/
A unit of length equal to one thousandth of a metre.
dimensional
B2
/dɪˈmen.ʃə.nəl/
having dimension--the quality or character or stature proper to a person
limestone
B2
/ˈlaɪmˌstoʊn/
An abundant rock of marine and freshwater sediments; primarily composed of calcite (CaCO₃); and occurring in a variety of forms, both crystalline and amorphous.
width
B2
/ˈwɪtθ/
How wide something is; the distance from one side to the other.
standpoint
B2
/ˈstændpɔɪnt/
A point of view; a perspective.
membrane
B2
/ˈmɛm.bɹeɪn/
a thin pliable sheet of material
quartz
B2
/k(w)ɔɹts/
a hard glossy mineral consisting of silicon dioxide in crystal form
priesthood
B2
/ˈpɹiːstˌhʊd/
Priests as a group.
pH
B2
/ˈpiːˈeɪtʃ/
A measure of how acidic or basic a liquid is, on a scale from 0 to 14.
sorely
B2
/ˈsɔɹli/
to a great degree
proton
B2
/ˈpɹoʊ.tɑn/
A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.
pointer
B2
/ˈpɔɪn.təɹ/
Anything that points or is used for pointing.
singularity
B2
/ˌsɪŋɡjəˈlæɹətɪ/
the quality of being one of a kind
metric
B2
/ˈmɛt.ɹɪk/
A standard for measuring or judging something, especially performance or quality.
inaccessible
B2
/ˌɪnəkˈsɛsɪbl̩/
Not able to be accessed; out of reach; inconvenient.
phosphorus
B2
/ˈfɑs.fɚ.əs/
A chemical element (symbol P) with an atomic number of 15, that exists in several allotropic forms.
theorem
B2
/ˈθiərəm/
A mathematical statement that is expected to be true.
denominator
B2
/dɪˈnɑːməˌneɪtɝ/
the number or expression below the line in a fraction, showing how many equal parts form a whole
openness
B2
/ˈoʊpənnəs/
without obstructions to passage or view
radial
B2
/ˈreɪdiəl/
extending, moving, or arranged along radii from a central point
tonne
B2
/tʌn/
A unit of mass equal to 1,000 kilograms.
carat
B2
/ˈkɛrət/
a metric unit of mass equal to 200 milligrams, used for gemstones and pearls
sine
B2
/saɪn/
in a right triangle, the ratio of the side opposite an angle to the hypotenuse; more generally, the corresponding trigonometric function
notation
B2
/noʊˈteɪ.ʃən/
a system of written symbols and rules used to represent quantities, sounds, moves, or other specialized information
subdivision
B2
/ˈsʌbdɪvɪʒən/
A smaller part into which something larger has been divided.
hypotenuse
B2
/haɪˈpɑtəˌnus/
the side of a right triangle opposite its right angle
coefficient
B2
/ˌkoʊ.ɪˈfɪʃənt/
mathematics: a number or other constant that multiplies a variable or algebraic term
tare
B2
/tɛɹ/
the weight of an empty container or vehicle, deducted from gross weight to find the weight of its contents
numerator
B2
/ˈnuː.məˌreɪ.tɚ/
the number or expression written above the line in a fraction, indicating how many equal parts are being considered
micrometer
B2
/maɪˈkɹɑmɪtəɹ/
A tool for measuring very small distances, such as thickness or diameter, with great precision.
industrialize
B2
/ɪnˈdʌstɹiəlaɪz/
To develop industries and factories in a country or area.
pentagonal
B2
/pɛnˈtæɡənəl/
having five sides and five angles, or relating to a pentagon