An equation is a mathematical statement saying that two amounts or values are the same, for example 6x4=12x2.
2. countable noun
An equation is a situation in which two or more parts have to be considered together so that the whole situation can be understood or explained.
The equation is simple: research breeds new products.
The party fears the equation between higher spending and higher taxes.
New plans have taken chance out of the equation.
Synonyms: equating, match, agreement, balancing More Synonyms of equation
3. See also equate
equation in British English
(ɪˈkweɪʒən, -ʃən)
noun
1.
a mathematical statement that two expressions are equal: it is either an identity in which the variables can assume any value, or a conditional equation in which the variables have only certain values (roots)
2.
the act of regarding as equal; equating
3.
the act of making equal or balanced; equalization
4.
a situation, esp one regarded as having a number of conflicting elements
what you want doesn't come into the equation
5.
the state of being equal, equivalent, or equally balanced
6.
a situation or problem in which a number of factors need to be considered
7. chemical equation
8. astronomy personal equation
Derived forms
equational (eˈquational)
adjective
equationally (eˈquationally)
adverb
equation in American English
(iˈkweɪʒən; ɪˈkweɪʒən)
noun
1.
the act of equating; equalization
2.
the state of being equated; equality, equivalence, or balance; also, identification or association
3.
a.
a complex whole
the human equation
b.
an element in a complex whole
see also personal equation
4.
a statement of equality between two quantities, as shown by the equal sign (=)
a quadratic equation
5.
an expression in which symbols and formulas are used to represent a balanced chemical reaction (Ex.: H2SO4 + 2NaCl = 2HCl + Na2SO4)
Derived forms
equational (eˈquational)
adjective
Word origin
ME equacioun < L aequatio
Examples of 'equation' in a sentence
equation
We have a massive mathematical equation for this.
Times, Sunday Times (2012)
We can reduce this to a simpler equation.
Times, Sunday Times (2013)
This line traces the points where the two sides of our equation are indeed equal.
Maurice D. Levi International Finance: The markets and financial management of multinational business. (1983)
The world is just too varied to be "solved" by any one equation.
Geoffrey A. Moore LIVING ON THE FAULT LINE, REVISED EDITION (2002)
Yet here is where the question of balance and ballast enters the equation.
Times, Sunday Times (2015)
So courage and resilience enter the equation.
Times, Sunday Times (2007)
Can we say that they are acting as though they can solve a complex mathematical equation?
Miller, Roger LeRoy & Fishe, Raymond P. H. Microeconomics: Price Theory in Practice (1995)
Being forced to do "voluntary work" in exchange for benefits takes that vital element out of the whole equation.
Ingham, Christine Life Without Work (1994)
Losing weight is a simple equation.
Times, Sunday Times (2012)
Or cosmology, or something with either equations and numbers and that kind of thing.
Frederic Alan Maxwell BAD BOY BALLMER (2002)
The value equation is clinical outcome plus patient experience, divided by price.
Times, Sunday Times (2010)
The right-hand sides of these two equations are equal.
Maurice D. Levi International Finance: The markets and financial management of multinational business. (1983)
With all this in mind, a simple equation presents itself.
Times, Sunday Times (2015)
This is where the risk of Brexit enters the equation.
Times, Sunday Times (2016)
If it was easily accessible, then the whole energy equation might look rather different.
Times, Sunday Times (2007)
It is a simple equation: more height means more wind and more power.
Times, Sunday Times (2015)
The mysterious male ego seems to enter the equation, too.
Times, Sunday Times (2006)
It is always hard to realize that these numbers and equations we play with at our desks have something to do with the real world.
Dyson, Freeman Infinite in All Directions (1989)
There is a simple equation.
Cockett, Richard Thinking the Unthinkable (1994)
There's a whole other equation now because of Rose.
Times, Sunday Times (2014)
In other languages
equation
British English: equation /ɪˈkweɪʒən; -ʃən/ NOUN
An equation is a mathematical statement saying that two amounts or values are the same, for example 6x4=12x2.
American English: equation
Arabic: مُعادَلة
Brazilian Portuguese: equação
Chinese: 等式
Croatian: jednadžba
Czech: rovnice
Danish: ligning
Dutch: vergelijking
European Spanish: ecuación
Finnish: yhtälö
French: équation
German: Gleichung
Greek: εξίσωση
Italian: equazione
Japanese: 等しくすること
Korean: 방정식
Norwegian: likning
Polish: równanie
European Portuguese: equação
Romanian: ecuație
Russian: равенство
Latin American Spanish: ecuación
Swedish: ekvation
Thai: สมการ
Turkish: eşitlik matematik
Ukrainian: рівняння
Vietnamese: phương trình
All related terms of 'equation'
gas equation
an equation that equates the product of the pressure and the volume of one mole of a gas to the product of its thermodynamic temperature and the gas constant . The equation is exact for an ideal gas and is a good approximation for real gases at low pressures
wave equation
a partial differential equation describing wave motion . It has the form ∇ 2 φ = (1/ c 2 ) × (∂ 2 φ/∂ t 2 ), where ∇ 2 is the Laplace operator , t the time, c the speed of propagation, and φ is a function characterizing the displacement of the wave
linear equation
a polynomial equation of the first degree, such as x + y = 7
polar equation
an equation in polar coordinates
probit equation
A probit equation is used to quantify the relationship between the concentration of a dangerous material and its effect on people.
simple equation
→ linear equation
algebraic equation
an equation in the form of a polynomial having a finite number of terms and equated to zero , as 2 x 3 + 4 x 2 – x + 7 = 0
chemical equation
a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles , of each reactant and product
personal equation
the variation or error in observation or judgment caused by individual characteristics
quadratic equation
an equation containing one or more terms in which the variable is raised to the power of two, but no terms in which it is raised to a higher power
constitutive equation
A constitutive equation is an equation that describes the relationship between two physical quantities, for example between the stress put on a material and the strain produced on it.
differential equation
an equation containing differentials or derivatives of a function of one independent variable . A partial differential equation results from a function of more than one variable
Diophantine equation
(in number theory) an equation in more than one variable and with integral coefficients , for which integral solutions are sought
equation of state
any equation that expresses the relationship between the temperature , pressure , and volume of a substance
equation of time
the difference between apparent solar time and mean solar time, being at a maximum in February (over 14 minutes ) and November (over 16 minutes)
ideal gas equation
an equation that equates the product of the pressure and the volume of one mole of a gas to the product of its thermodynamic temperature and the gas constant . The equation is exact for an ideal gas and is a good approximation for real gases at low pressures
Schrödinger equation
an equation used in wave mechanics to describe a physical system. For a particle of mass m and potential energy V it is written (i h /2π).(∂ψ/∂ t ) = (– h 2 /8π 2 m )∇ 2 ψ + Vψ, where i = √–1, h is the Planck constant , t the time, ∇ 2 the Laplace operator , and ψ the wave function
characteristic equation
the characteristic polynomial of a given matrix , equated to zero
de Broglie equation
the postulate of wave mechanics that a particle of mass m moving at a velocity v will have the properties of a wave of wavelength h / mv ( de Broglie wavelength ), where h is Planck's constant
balance sheet equation
A balance sheet equation is a basic accounting equation that states that assets equal liabilities plus equity .
Black-Scholes equation
a partial differential equation used to estimate the changing value of an option over time
partial differential equation
a differential equation containing partial derivatives
van der Waals equation
an equation of state for a non-ideal gas that takes account of intermolecular forces and the volume occupied by the molecules of the gas
ordinary differential equation
an equation containing derivatives but not partial derivatives
Chinese translation of 'equation'
equation
(ɪˈkweɪʃən) (Math)
n(c)
等式 (děngshì) (个(個), gè)
(noun)
Definition
the act of equating
the equation between higher spending and higher taxes
Synonyms
equating
match
agreement
balancing
pairing
comparison
parallel
There are parallels between the two novels.
equality
They advocate the unconditional equality of incomes.
correspondence
correspondences between Eastern religions and Christianity
likeness
equivalence
the equivalence of science and rationalism
equalization
Additional synonyms
in the sense of correspondence
Definition
relationship or similarity
correspondences between Eastern religions and Christianity
Synonyms
relation,
match,
agreement,
fitness,
comparison,
harmony,
coincidence,
similarity,
analogy,
correlation,
conformity,
comparability,
concurrence,
congruity
in the sense of equality
Definition
the state of being equal
They advocate the unconditional equality of incomes.