# Definitions and Synonyms of *quadratic* | Another word for *quadratic* | What is *quadratic? *

*Definition 1: a polynomial of the second degree - [noun denoting cognition]*

*Synonyms for quadratic in the sense of this definition*

*(**quadratic* is a kind of ...) a mathematical function that is the sum of a number of terms

*quadratic*is a kind of ...) a mathematical function that is the sum of a number of terms

*Definition 2: an equation in which the highest power of an unknown quantity is a square - [noun denoting communication]*

*Synonyms for quadratic in the sense of this definition*

*(**quadratic* is a kind of ...) a mathematical statement that two expressions are equal

*quadratic*is a kind of ...) a mathematical statement that two expressions are equal

*Definition 3: involving the second and no higher power of a quantity or degree - [adjective denoting pert]*

*Samples where quadratic or its synonyms are used according to this definition*

*quadratic equation*