equation[ē kwā′z̸hən, i-]
- 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.
- the act of equating; equalization
- the state of being equated; equality, equivalence, or balance; also, identification or association
- a complex whole: the human equation
- an element in a complex whole
- a statement of equality between two quantities, as shown by the equal sign (=): a quadratic equation
- an expression in which symbols and formulas are used to represent a balanced chemical reaction (Ex.: HSO + 2NaCl = 2HCl + NaSO)
Origin of equationMiddle English equacioun ; from Classical Latin aequatio
- The act or process of equating or of being equated.
- The state of being equal.
- 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.
- Chemistry 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 arrow or a set of opposing arrows.
- A complex of variable elements or factors: “The world was full of equations &ellipsis; there must be an answer for everything, if only you knew how to set forth the questions” (Anne Tyler).
From Old French, from Latin aequātiō (“an equalizing”).
equation - Computer Definition
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.