plural of sextagenarian

(informal) great, with regards to sex

(mathematics) Of the sixth degree or order.

(mathematics) An algebraic equation or function of the sixth degree, e.g. a polynomial of degree 6; a curve surface etc. describing such an equation or function, especially a quantic of the sixth degree.

plural of sextans

(obsolete, medicine) That recurs on the sixth day

(obsolete, medicine) A fever that recurs every sixth day.

plural of sextarius

(historical) A Roman measure of capacity, one sixth of a congius, about 546 ml or approximately one pint.

(organic chemistry) methylcyclohexyl acetate