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sinh

American

[sinch] / sɪntʃ /

noun

Mathematics.

hyperbolic sine.

sinh British

/ sɪnʃ, ʃaɪn /

noun

hyperbolic sine; a hyperbolic function, sinh z = 1/ 2 ( ez – e ^– z ), related to sine by the expression sinh i z = i sin z , where i = √–1

"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

sinh Scientific

Abbreviation of hyperbolic sine

Etymology

Origin of sinh

sin(e) + h(yperbolic)

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.

If sinh x = 3/4, find the values of the remaining five hyperbolic functions.

From Textbooks • Mar. 30, 2016

As x → −∞, cosh x approaches 1/2e−x, whereas sinh x approaches −1/2e−x.

From Textbooks • Mar. 30, 2016

Therefore, using the graphs of 1/2ex, 1/2e−x, and −1/2e−x as guides, we graph cosh x and sinh x.

From Textbooks • Mar. 30, 2016

The name cosh rhymes with “gosh,” whereas the name sinh is pronounced “cinch.”

From Textbooks • Mar. 30, 2016

Until the pride became a snare, The reason a deceit, wherein I dallied face to face with sinh And made a mortal pair.

From Fringilla: Some Tales In Verse by Blackmore, R. D. (Richard Doddridge)

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