# quadratic

[ kwo-drat-ik ]

/ kwɒˈdræt ɪk /

### adjective

### noun

a quadratic polynomial or equation.

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## OTHER WORDS FROM quadratic

quad·rat·i·cal·ly, adverb## Words nearby quadratic

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## British Dictionary definitions for quadratic

quadratic

/ (kwɒˈdrætɪk) maths /

### noun

Also called: quadratic equation an equation containing one or more terms in which the variable is raised to the power of two, but no terms in which it is raised to a higher power

### adjective

of or relating to the second power

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© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for quadratic

quadratic

[ kwŏ-drăt′ĭk ]

Relating to a mathematical expression containing a term of the second degree, such as x2 + 2.♦ A quadratic equation is an equation having the general form ax2 + bx + c = 0, where a, b, and c are constants.♦ The quadratic formula is x = -b ± √(b2 - 4ac)/2a. It is used in algebra to calculate the roots of quadratic equations.

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