[ ih-kwey-zhuh n, -shuh n ]
/ ɪˈkweɪ ʒən, -ʃən /
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.
Origin of equation
Related formsnon·e·qua·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for chemical equation (1 of 2)
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
British Dictionary definitions for chemical equation (2 of 2)
/ (ɪˈkweɪʒən, -ʃən) /
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 elementswhat 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
Derived Formsequational, adjectiveequationally, 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
Medicine definitions for chemical equation
[ ĭ-kwā′zhən ]
A statement asserting the equality of two mathematical expressions, usually written as a linear array of symbols that are separated into left and right sides and are joined by an equal sign.
A representation of a chemical reaction, usually written as a linear array in which the symbols and quantities of the reactants are separated from those of the products by an equal sign, arrow, or set of opposing arrows.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for chemical equation
[ ĭ-kwā′zhən ]
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.
Culture definitions for chemical 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.