SEXAGESIMA Sex`a*ges"i*ma, n. Etym: [L., fem. of sexagesimus sixtieth, fr. sexaginta sixty.] (Eccl.)
Defn: The second Sunday before Lent; — so called as being about the sixtieth day before Easter.
SEXAGESIMAL
Sex`a*ges"i*mal, a. Etym: [Cf. F. sexagésimal.]
Defn: 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.
SEXAGESIMAL
Sex`a*ges"i*mal, n.
Defn: A sexagesimal fraction.
SEXANGLE Sex"an`gle, n. Etym: [L. sexangulus sexangular; sex six + angulus angle: cf. F. sexangle. Cf. Hexangular.] (Geom.)
Defn: A hexagon. [R.] Hutton.
SEXANGLED; SEXANGULAR
Sex"an`gled, Sex*an"gu*lar a. Etym: [Cf. F. sexangulaire.]
Defn: Having six angles; hexagonal. [R.] Dryden.