||Sex`a*ges"i*ma (?), n. [L., fem. of sexagesimus sixtieth, fr.
||sexaginta sixty.] (Eccl.) The second Sunday before Lent; -- so called
||as being about the sixtieth day before Easter.
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, , , ; -- 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"an`gle (?), n. [L. sexangulus sexangular; sex six + angulus angle:
cf. F. sexangle. Cf. Hexangular.] (Geom.) A hexagon. [R.] Hutton.
{ Sex"an`gled (?), Sex*an"gu*lar (?) } a. [Cf. F. sexangulaire.] Having
six angles; hexagonal. [R.] Dryden.