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arithmetic
2-
asymmetry
3-
axis
4-
calculus
5-
chaos theory
6-
congruent
7-
decimal
8-
game theory
9-
matrix
10-
trigonometry
11-
radius
12-
parabola
13-
gradient
14-
equation
15-
circumference
16-
mean
17-
diameter
18-
coaxial
19-
chronograph
20-
to overhaul
21-
ohmmeter
22-
microchip
23-
lever
24-
insulator
25-
crank
26-
cardinal
27-
to cube
28-
differential calculus
29-
logarithm
30-
ordinal
31-
power
32-
spectrum
arithmetic
Arithmetic
[ noun ]
a
ɛ
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i
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θ
m
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a branch of mathematics that deals with addition, subtraction, multiplication, etc.

example
Example
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Students in elementary school learn basic arithmetic operations such as addition, subtraction, multiplication, and division.
He excelled in arithmetic and quickly mastered mental math techniques.
What is "arithmetic"?

Arithmetic is the branch of mathematics that deals with basic number operations such as addition, subtraction, multiplication, and division. It forms the foundation for more advanced mathematical topics and is used in everyday tasks like shopping, budgeting, and time management. It focuses on solving simple numerical problems and understanding basic number concepts.

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
asymmetry
Asymmetry
[ noun ]
a
s
s
y
ɪ
mm
m
e
ə
t
t
r
r
y
i

(geometry) a lack of symmetry or equivalence in shape or size between the two sides or parts of something

symmetry

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Axis
[ noun ]
a
æ
x
ks
i
ə
s
s

a real or imaginary line about which an object rotates

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
calculus
Calculus
[ noun ]
c
k
a
æ
l
l
c
k
u
j
ə
l
l
u
ə
s
s

the branch of mathematics that comprises differentials and integrals

What is "calculus"?

Calculus is a branch of mathematics that deals with change and motion, focusing on concepts like limits, derivatives, and integrals. It helps to understand how things change over time or how they accumulate, such as in physics or economics. Calculus is essential for solving problems involving rates of change, areas under curves, and optimization.

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Chaos theory
[ noun ]
uk flag
/kˈeɪɑːs θˈiəɹi/

(mathematics) an interdisciplinary theory about complex systems that obey particular laws but appear to have little or no order

Grammatical Information:

compound noun

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Congruent
[ Adjective ]
c
k
o
ɔ:
n
n
g
g
r
r
ue
n
n
t
t

(in geometry) describing shapes of the same size and form

incongruent

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Decimal
[ noun ]
d
d
e
ɛ
c
s
i
ə
m
m
a
ə
l
l

(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Game theory
[ noun ]
uk flag
/ɡˈeɪm θˈiəɹi/

a branch of mathematics that studies the strategies of dealing with competitive situations involving conflict of interests, especially in business, war, etc.

Grammatical Information:

compound noun

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Matrix
[ noun ]
m
m
a
t
t
r
r
i
ɪ
x
ks

a rectangular array of numbers or symbols organized in rows and columns, commonly used in linear algebra for representing equations, transformations, and vector operations

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
trigonometry
Trigonometry
[ noun ]
uk flag
/tɹˌɪɡənˈɑːmətɹi/

a branch of mathematics that deals with the relationships between the angles and sides of triangles

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
radius
Radius
[ noun ]
r
r
a
d
d
iu
s
s

the length of a straight line drawn from the center of a circle to any point on its outer boundary

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
parabola
Parabola
[ noun ]
p
p
a
ə
r
r
a
æ
b
b
o
ə
l
l
a
ə

(geometry) a symmetrical open curve that is similar to the path of an object thrown into the air passes till it falls back to earth

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Gradient
[ noun ]
g
g
r
r
a
d
d
ie
n
n
t
t

the rate at which a quantity or dimension changes over a given distance or interval

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Equation
[ noun ]
e
ɪ
q
k
u
w
atio
eɪʒə
n
n

(mathematics) a statement indicating the equality between two values

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
circumference
Circumference
[ noun ]
c
s
i
ɜ
r
r
c
k
u
ʌ
m
m
f
f
e
r
r
e
ə
n
n
c
s
e

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

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
mean
Mean
[ noun ]
m
m
ea
i:
n
n

(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
diameter
Diameter
[ noun ]
d
d
ia
aɪæ
m
m
e
ə
t
t
e
ə
r
r

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

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Coaxial
[ Adjective ]
c
k
oa
oʊæ
x
ks
ia
l
l

related to a configuration where two or more components share a common axis or same center point

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Chronograph
[ noun ]
uk flag
/kɹˈɑːnəɡɹˌæf/

a device used to measure and record precise time intervals

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
to overhaul
To overhaul
[ Verb ]
o
v
v
e
ə
r
r
h
h
au
ɔ
l
l

to examine, repair, and make significant improvements or changes to something

Grammatical Information:

transitive

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Ohmmeter
[ noun ]
uk flag
/ˈoʊmiːɾɚ/

a device used for measuring electrical resistance in a circuit, stated in ohms

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
microchip
Microchip
[ noun ]
m
m
i
c
k
r
r
o
ch
ʧ
i
ɪ
p
p

a small piece of material that is a semiconductor, used to make an integrated circuit

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
lever
Lever
[ noun ]
l
l
e
ɛ
v
v
e
ə
r
r

a long rigid bar that is put under a heavy object in order to move it

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
insulator
Insulator
[ noun ]
i
ɪ
n
n
s
s
u
ə
l
l
a
t
t
o
ə
r
r

a substance that doesn't conduct heat, sound, etc.

conductor

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
crank
Crank
[ noun ]
c
k
r
r
a
æ
n
n
k
k

a device that allows movement between mechanical parts of a machine or converts backward and forward motion into circular movement

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
cardinal
Cardinal
[ noun ]
c
k
a
ɑ:
r
r
d
d
i
ə
n
n
a
ə
l
l

(mathematics) the number of elements or members in a set, representing its size or quantity

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
To cube
[ Verb ]
c
k
u
ju:
b
b
e

to multiply a value or number by itself two times

Grammatical Information:

transitive

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Differential calculus
[ noun ]
uk flag
/dˌɪfɚɹˈɛnʃəl kˈælkjʊləs/

a branch of mathematics that focuses on studying rates of change and instantaneous variations through the concept of derivatives

Grammatical Information:

compound noun

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Logarithm
[ noun ]
l
l
o
ɑ:
g
g
a
ə
r
r
i
ɪ
th
ð
ə
m
m

a mathematical function that represents the exponent to which a fixed number, called the base, must be raised to produce a given number

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Ordinal
[ noun ]
uk flag
/ˈɔːɹdɪnəl/

a number that indicates the position of something in a sequence, such as third, second, etc.

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Power
[ noun ]
p
p
o
a
w
ʊ
e
ə
r
r

(mathematics) the exponent in an expression, indicating how many times a base is multiplied by itself

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective
Spectrum
[ noun ]
s
s
p
p
e
ɛ
c
k
t
t
r
r
u
ə
m
m

the range of different wavelengths or frequencies of light or radiation

Word Family

arithmet

Noun

arithmetic

Noun

arithmetical

Adjective

arithmetical

Adjective

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