Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “equation”

See all translations

equation

noun uk   /ɪˈkweɪ.ʒən/ us  

equation noun (STATEMENT)

C1 [C] a mathematical statement in which you show that two amounts are equal using mathematical symbols: In the equation 3x - 3 = 15, x = 6. [C] ( also chemical equation) a statement containing chemical symbols, used to show the changes that happen during a particular chemical reaction

equation noun (COMPLEX SITUATION)

[C usually singular] a difficult problem that can only be understood if all the different influences are considered: Managing the economy is a complex equation of controlling inflation and reducing unemployment.

equation noun (SAME)

[U] the act of considering one thing to be the same as or equal to another: There is a tendency in movies to make the equation between violence and excitement.
Translations of “equation”
in Chinese (Traditional) 表述, 方程式, 等式…
in Russian уравнение…
in Turkish eşitlik, denklik…
in Chinese (Simplified) 表述, 方程式, 等式…
in Polish równanie…
(Definition of equation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of equation?
Add Cambridge dictionaries to your browser to your website

Definitions of “equation” in other dictionaries

Word of the Day

piglet

a baby pig

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More