# Equation meaning

ĭ-kwāzhən, -shən
Frequency:
Equation is defined as the state of being equal and is often shown as a math expression with equal values on either side, or refers to a problem where many things need to be taken into account.

An example of an equation is 2+2 = 3+1.

An example of equation is when you factor in both money and enjoyment for your job in deciding whether to take a new job.

noun
(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.
An expression in which symbols and formulas are used to represent a balanced chemical reaction (Ex.: H2SO4 + 2NaCl = 2HCl + Na2SO4)
noun
(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 + H2 SO4 = CaSO4 + 2H2 O, is an equation.
An arithmetic expression that equates one set of conditions to another; for example, A = B + C. In a programming language, assignment statements take the form of an equation. The above example assigns the sum of B and C to the variable A. See formula editor.
​(mathematics) An assertion that two expressions are equal, expressed by writing the two expressions separated by an equal sign; from which one is to determine a particular quantity.
noun
(astronomy) A small correction to observed values to remove the effects of systematic errors in an observation.
noun
The act or process of equating or of being equated.
noun
(mathematics) A statement asserting the equality of two expressions, usually written as a linear array of symbols that are separated into left and right sides and joined by an equal sign.
noun
A complex of variable elements or factors.
noun
The act of equating; equalization.
noun
The state of being equated; equality, equivalence, or balance; also, identification or association.
noun
A statement of equality between two quantities, as shown by the equal sign (=)