Sex`a*ges"i*mal (?), a. [Cf. F. sexagésimal.] Pertaining to, or founded on, the number sixty.

Sexagesimal fractions or numbers(Arith. & Alg.), those fractions whose denominators are some power of sixty; as, &frac1x60;, &frac1x3600;, &frac1x216000;; -- called also 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.

Sex`a*ges"i*mal, n. A sexagesimal fraction.

Sex`a*ges"i*mal (?), a. [Cf. F. sexagésimal.] Pertaining to, or founded on, the number sixty.

Sexagesimal fractions or numbers(Arith. & Alg.), those fractions whose denominators are some power of sixty; as, &frac1x60;, &frac1x3600;, &frac1x216000;; -- called also 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.

Sex`a*ges"i*mal, n. A sexagesimal fraction.