equation

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equation

/ɪˈkweɪ.ʒən/ UK
/-ʃən/ UK
/ɪˈkweɪ.ʒən/ Canada, US
/ɪˈkwæɪ.ʒən/ Australia
/əˈkwæɪ.ʒən/ New Zealand

Rhymes with -eɪʒən, -eɪʃən

Where it comes from

From Old French, from Latin aequātiō (“an equalizing”).

Morphologically equate + -ion

noun equations · æquation

The act or process of equating two or more things, or the state of those things being equal (that is, identical). We need to bring the balance of power into equation
Similar: equating, equivalence
An assertion that two expressions are equal, expressed by writing the two expressions separated by an equal sign; in mathematical problems, equations describe various essential aspects of the problem, each of which contributes to the resolution of the problem in part.
A small correction to observed values to remove the effects of systematic errors in an observation.

Thesaurus

Closest in meaning: equating, equivalence, equivalent, equivalency, comparison, equalization, equalisation, relationship, expression, form, balance, assimilation, mix, mishmash, calculation, math

Translations

Every language

noun act or process of equating two or more things, or the state of those things being equal

Deutsch	Ausgleich, Gleichgewicht

noun mathematics: assertion

Español	ecuación
한국어	방정식 bangjeongsik
日本語	方程式 hōteishiki
中文	方程式 fāngchéngshì, 方程 fāngchéng
हिन्दी	समीकरण samīkraṇ
Kiswahili	mlinganyo
Português	equação
Français	équation
Deutsch	Gleichung
Italiano	equazione
Ελληνικά	εξίσωση exísosi
Română	ecuație
Русский	уравне́ние uravnénije
Tiếng Việt	phương trình
العربية	مُعَادَلَة muʕādala
עברית	משוואה \ מִשְׁוָאָה mishva'á

noun astronomy: correction

Français	équation

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Cite this

MLA

"equation." Wiktionary, via Micwyn, micwyn.com/word/equation. Accessed 6 Nov. 2026.

APA

equation. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/equation

Chicago

"equation." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/equation.

BibTeX

@misc{equation_2026,
  title = {equation},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/equation},
  urldate = {2026-11-06}
}