Equation Definition
ĭkwāzhən, shən
equations
noun
equations
The act of equating; equalization.
Webster's New World
The state of being equal.
American Heritage
The state of being equated; equality, equivalence, or balance; also, identification or association.
Webster's New World
A complex whole.
The human equation.
Webster's New World
A statement of equality between two quantities, as shown by the equal sign (=)
A quadratic equation.
Webster's New World
Synonyms:
 par
 equivalence
 equality
 equating
 formal statement of equivalence
 mathematical statement
 equalization
 comparison
 sameness
 parity
 equivalency
Other Word Forms of Equation
Noun
Singular:
equation
Plural:
equationsOrigin of Equation

From Old French, from Latin aequātiō (“an equalizing”).
From Wiktionary
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