sexagesimal

sexagesimal is an   Adverb

Definition:

[1] Pertaining to, or founded on, the number sixty. Sexagesimal fractions or numbers (Arith. & Alg.), those fractions whose denominators are some power of sixty; as, astronomical fractions, because formerly there were no others used in astronomical calculations. -- Sexagesimal, or Sexagenary, arithmetic, the method of computing by the sexagenary scale, or by sixties. -- Sexagesimal scale (Math.), the sexagenary scale.

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