equation

noun

equa·​tion i-ˈkwā-zhən How to pronounce equation (audio)
 also  -shən
1
a
: the act or process of equating
b(1)
: an element affecting a process : factor
(2)
: a complex of variable factors
c
: a state of being equated
specifically : a state of close association or identification
bring governmental enterprises and payment for them into immediate equation R. G. Tugwell
2
a
: a usually formal statement of the equality or equivalence of mathematical or logical expressions
b
: an expression representing a chemical reaction quantitatively by means of chemical symbols

Examples of equation in a Sentence

the equation of material wealth with happiness
Recent Examples on the Web There is also the demand side of the equation, and the oil market is global. Robert Rapier, Forbes, 18 Feb. 2024 This is probably the most challenging aspect of the equation; not just for North Texas, but any growing area. Eleanor Dearman, Fort Worth Star-Telegram, 15 Feb. 2024 But when the one Laker back is Anthony Davis, the equation flips. Dan Woike, Los Angeles Times, 14 Feb. 2024 While those individual results contribute to the team scores, the overall team champions won’t be determined until the points from Thursday’s team sprints are factored into the equation. Jace Frederick, Twin Cities, 13 Feb. 2024 And then there’s the other side of the equation: the independent film critic. Christopher Null, WIRED, 7 Feb. 2024 Remove blame and judgment from the equation, then see what makes sense after that. Tarot.com, Baltimore Sun, 4 Feb. 2024 Thus, in the equations of string theory, key values — such as particle masses, lambda, or the coupling constants that dictate the strength of interactions — are not fixed. Steve Nadis, Quanta Magazine, 1 Feb. 2024 But he’s done plenty of homes, including some in London, and what’s evident here, even with my all-too-brief stay, is that every design consideration is about the equation of aestheticism with intimacy and experience. Mark Holgate, Vogue, 26 Jan. 2024 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'equation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

14th century, in the meaning defined at sense 1a

Time Traveler
The first known use of equation was in the 14th century

Dictionary Entries Near equation

Cite this Entry

“Equation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/equation. Accessed 2 Mar. 2024.

Kids Definition

equation

noun
equa·​tion i-ˈkwā-zhən How to pronounce equation (audio)
 also  -shən
1
: the act or process of equating : the state of being equated
2
a
: a statement of the equality of two mathematical expressions
b
: an expression involving chemical symbols for a chemical reaction

Medical Definition

equation

noun
equa·​tion
i-ˈkwā-zhən also -shən
: an expression representing a chemical reaction quantitatively by means of chemical symbols
Last Updated: - Updated example sentences
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