# quadratic

[ kwo-drat-ik ]

/ kwɒˈdræt ɪk /

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adjective

noun

a quadratic polynomial or equation.

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THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?

Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.

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In the UK, COTTON CANDY is more commonly known as…

## OTHER WORDS FROM quadratic

quad·rat·i·cal·ly, adverbDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

## How to use quadratic in a sentence

Stone tablets carved more than 3,000 years ago show that ancient Babylonian mathematicians used a formula to solve polynomials of second degree — a cuneiform forebear of the same quadratic formula that algebra students learn today.

Dajae Williams was in seventh-grade math and the topic of the day was the quadratic formula.

In derivative pricing, the bank realized “a quadratic speedup” in the ability to run the simulations needed to price these algorithms, he says.

Startup debuts software to help any company use ‘quantum algorithms’|Jeremy Kahn|September 24, 2020|Fortune

## 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

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

## 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.

The American Heritage® Science Dictionary
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