sine curve

American  

noun

Mathematics.

1. a curve described by the equation y = sin x, the ordinate being equal to the sine of the abscissa.

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sine curve British  

noun

1. Also called: sinusoid.  a curve of the equation y = sin x

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Etymology

Origin of sine curve

First recorded in 1900–05

Example Sentences

I think there are a lot of parallels between narratives and calculus, how you can analyze a sine curve and plug it into the hero's journey.

From Salon • Dec. 17, 2021

A shifted sine curve arises naturally when graphing the number of hours of daylight in a given location as a function of the day of the year.

From Textbooks • Mar. 30, 2016

By that winter, the sine curve of Rajesh’s psyche had tightened in its frequency and gained in its amplitude.

From The New Yorker • Mar. 28, 2016

It’s surprisingly hard to define what it means for a space to be connected, but I attempted to when I wrote about the topologist’s sine curve.

From Scientific American • Jun. 20, 2015

By the winter of that year, the sine curve of Rajesh’s psyche had tightened in its frequency and gained in its amplitude.

From "The Gene" by Siddhartha Mukherjee