Csch

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This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • abbreviation. hyperbolic cosecant
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. The hyperbolic cosecant function
  • Word Usage
    "The following formula holds for all real numbers x except 0: csch À x ¼ Àcsch x HYPERBOLIC SECANT OF NEGATIVE VARIABLE The hyperbolic secant of the negative of a variable is equal to the hyperbolic secant of the variable."
    Cross Reference
    coth    sech    arcsch