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Meaning of sexagesimal

sex•a•ges•i•mal

Pronunciation: (sek"su-jes'u-mul), [key]
— adj.
  1. pertaining to or based upon the number 60.
—n.
  1. a fraction whose denominator is 60 or a power of 60.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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