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sine curve

American

noun

Mathematics.

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

sine curve British

noun

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

"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

Etymology

Origin of sine curve

First recorded in 1900–05

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

sine curve

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

I wish the quality of this book didn’t jiggle like a sine curve.

From New York Times ● Mar. 1, 2017

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

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

Out of the four large windows facing the water she can see the sine curve of the coastline, the serrated firs in the distance, the glittery amethyst sea.

From "Orphan Train" by Christina Baker Kline

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023