equation

[ ih-kwey-zhuh n, -shuh n ]
/ ɪˈkweɪ ʒən, -ʃən /

noun

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

1350–1400; Middle English < Latin aequātiōn- (stem of aequātiō) an equalizing. See equate, -ion

OTHER WORDS FROM equation

non·e·qua·tion, noun

Words nearby equation

equanil, equanimity, equanimous, equant, equate, equation, equation division, equation movement, equation of motion, equation of state, equation of time

British Dictionary definitions for chemical equation (1 of 2)

chemical equation

noun

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)

equation
/ (ɪˈkweɪʒən, -ʃən) /

noun

Derived forms of equation

equational, adjective equationally, adverb

Medical definitions for chemical equation

equation
[ ĭ-kwā′zhən ]

n.

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.

Scientific definitions for chemical equation

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.

Cultural definitions for chemical equation

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.