quadratic

[ kwo-drat-ik ]

/ kwɒˈdræt ɪk /

adjective

Algebra. involving the square and no higher power of the unknown quantity; of the second degree.

noun

a quadratic polynomial or equation.

Nearby words

quadrate muscle of loins, quadrate muscle of sole, quadrate muscle of thigh, quadrate muscle of upper lip, quadrate pronator muscle, quadratic, quadratic equation, quadratic form, quadratic formula, quadratic residue, quadratics

Origin of quadratic

First recorded in 1650–60; quadrate + -ic

Related forms

quad·rat·i·cal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for quadratically

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for quadratically

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.