Coshine
noun ·Rare ·Advanced level
Definitions
- 1 Synonym of hyperbolic cosine. uncommon
"Should a shine or coshine be wanted which is not in the table, advantage may be taken of the differential of cosh x being sinh x, and vice versa. Thus, sinh x and cosh x being known, the shine or coshine of x + y, y being small compared to x, may be calculated from these relationships—[…]"
Synonyms
All synonymsExample
More examples"Should a shine or coshine be wanted which is not in the table, advantage may be taken of the differential of cosh x being sinh x, and vice versa. Thus, sinh x and cosh x being known, the shine or coshine of x + y, y being small compared to x, may be calculated from these relationships—[…]"
Etymology
Blend of translingual cosh + cosine.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.