| sexagenary | 1. Something composed of sixty parts or divisions. 2. A sexagenarian. Pertaining to, or designating, the number sixty; poceeding by sixties; sixty years old. Sexagenary arithmetic. See Sexagesimal. <mathematics> Sexagenary, or Sexagesimal, scale, a scale of numbers in which the modulus is sixty. It is used in treating the divisions of the circle. Origin: L. Sexagenarius, fr. Sexageni sixty each, akin to sexaginta sixty, sex six: cf. Sexagenaire. See Six. Source: Websters Dictionary (01 Mar 1998) |
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