- hyperbolic sine.
Origin of sinh
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- hyperbolic sine; a hyperbolic function, sinh z = 1/2 (e z – e – z), related to sine by the expression sinh i z = i sin z, where i = √–1
C20: from sin (e) 1 + h (yperbolic)
- Abbreviation of hyperbolic sine
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