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coefficient

noun

co·​ef·​fi·​cient ˌkō-ə-ˈfi-shənt How to pronounce coefficient (audio)
1
: any of the factors of a product considered in relation to a specific factor
especially : a constant factor of a term as distinguished from a variable
2
a
: a number that serves as a measure of some property or characteristic (as of a substance, device, or process)
coefficient of expansion of a metal
b

Example Sentences

5 is the coefficient of y in the term 5y. the metal's coefficient of expansion
Recent Examples on the Web For example, the coefficient of variation should generally be less than 5 percent to get meaningful data from exercise tests. Alex Hutchinson, Outside Online, 9 May 2020 According to the paper, the researchers focused heavily on two key parameters that help describe the boiling process: Heat transfer coefficient (HTC) and the critical heat flux (CHF). Joshua Hawkins, BGR, 21 July 2022 The track falls under a new rule that sets a separate coefficient to tracks whose stream counts on a particular platform deviate significantly from the average balance of the overall market due to measures promoted by said streaming service. Billboard Japan, Billboard, 31 May 2022 As Mercedes continues to fine-tune the production model, engineers are not yet ready to offer a curb weight, coefficient of drag, or range figure. Jonathon Ramsey, Car and Driver, 19 Apr. 2022 These efforts lower the coefficient of drag from the 0.31 clocked by the GLB 250 4Matic to 0.28. Jonathon Ramsey, Car and Driver, 15 Apr. 2022 The Air has several interesting aerodynamic elements—from a slight curvature to the underside of its battery pack to the passages through the hood—that aid both its impressively low 0.21 coefficient of drag as well as high-speed stability. Dave Vanderwerp, Car and Driver, 24 Mar. 2022 Developing a respectable 148 hp, the 2000 GT has a top speed of 137 mph, thanks in part to only a 0.28 coefficient of drag. Robert Ross, Robb Report, 7 Feb. 2022 In fact, the Air Dream Edition shares the title of the world’s most slippery production car, equal to the Mercedes-Benz EQS with a mere .20 coefficient of drag. Nicolas Stecher, Robb Report, 19 Feb. 2022 See More

Word History

Etymology

New Latin coefficient-, coefficiens, from Latin co- + efficient-, efficiens efficient

First Known Use

circa 1715, in the meaning defined at sense 1

Time Traveler
The first known use of coefficient was circa 1715

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