the act of equating or making equal; equalization: the symbolic equation of darkness with death.
equally balanced state; equilibrium.
Mathematics. an expression or a proposition, often algebraic, asserting the equality of two quantities.
Also called chemical equation .Chemistry. a symbolic representation showing the kind and amount of the starting materials and products of a reaction.
- non·e·qua·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use equation in a sentence
The right-hand side of the equations describes the contents of the universe — anything that has mass and energy.
In other words, machines that augment or supersede organic biology and change the equation limiting the scope of how, where, and when “genetic” information can be shared and transferred.How Life Could Continue to Evolve - Issue 88: Love & Sex | Caleb Scharf | August 12, 2020 | Nautilus
The scientists took this curve and developed a new mathematical equation to calculate a dog’s age.To figure out your dog’s ‘real’ age, you’ll need a calculator | Bethany Brookshire | August 12, 2020 | Science News For Students
Whatever the reason, once these individuals become infected and are removed from the equation through death or immunity, the effect on the pandemic is outsized.Population immunity is slowing down the pandemic in parts of the US | David Rotman | August 11, 2020 | MIT Technology Review
The equations of general relativity let them evolve independently, and, crucially, you can flatten the universe by changing either.
Perhaps, like Hawking searching for his elegant equation, filmmakers will never find the answer.
But vibrant industry requires solid infrastructure, which is where the Chinese government enters the equation.
Until that equation tips, individual Republicans may break ranks on gay rights, but the party remains a countercultural bastion.
“We want to take out those biases, those prejudices, out of the equation, to remove those barriers,” says Halfteck.How the Hiring Process Marginalizes Candidates on the Autism Spectrum | Joshua Rivera | May 23, 2014 | THE DAILY BEAST
Sadly, the “small room” part of that equation seems to have been a one-time thing.Beck’s Musical Time Machine: This Wasn’t a Concert. It was a Spectacular Party. | Andrew Romano | April 18, 2014 | THE DAILY BEAST
Now the trouble with the main proposition just quoted is that each side of the equation is used as the measure of the other.
In other words, it is a truism, mere equation in terms, telling nothing whatever.
The fundamental equation of the economist, then, is that the value of everything is proportionate to its cost.
We are ourselves a term in the equation, a note of the chord, and make discord or harmony almost at will.The Pocket R.L.S. | Robert Louis Stevenson
Inserting these values in our general equation and calculating the result, we obtain 18.1E6 as the value of the constant.The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2. | Julius Stieglitz
British Dictionary definitions for equation
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)
the act of regarding as equal; equating
the act of making equal or balanced; equalization
a situation, esp one regarded as having a number of conflicting elements: what you want doesn't come into the equation
the state of being equal, equivalent, or equally balanced
a situation or problem in which a number of factors need to be considered
astronomy See personal equation
- equational, adjective
- equationally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for equation
Mathematics A written statement indicating the equality of two expressions. It consists of a sequence of symbols that is split into left and right sides joined by an equal sign. For example, 2 + 3 + 5 = 10 is an equation.
Chemistry A written representation of a chemical reaction, in which the symbols and amounts of the reactants are separated from those of the products by an equal sign, arrow, or a set of opposing arrows. For example, Ca(OH)2 + H2SO4 = CaSO4 + 2H2O, is an equation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for equation
An expression of equality between two formulas in mathematics. The two formulas are written with an equal sign between them: 2 + 2 = 4 is an equation, as is E = mc2.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.