Quar"tic (?), a. [L. quartus fourth.] (Mach.) Of the fourth degree.
Quar"tic (?), n. (a) (Alg.) A quantic of the fourth degree. See
Quantic. (b) (Geom.) A curve or surface whose equation is of the fourth
degree in the variables.
Quar"tile (?), n. [F. quartile aspect, fr. L. quartus the fourth. See
Quart.] (Astrol.) Same as Quadrate.
Quar"tine (?), n. [F., fr. L. quartus the fourth.] (Bot.) A supposed
fourth integument of an ovule, counting from the outside.
Quar"to (?), a. [L. in quarto in fourth, from quartus the fourth: cf.
F. (in) quarto. See Quart.] Having four leaves to the sheet; of the
form or size of a quarto.
Quar"to, n.; pl. Quartos (&?;). Originally, a book of the size of the
fourth of sheet of printing paper; a size leaves; in present usage, a
book of a square or nearly square form, and usually of large size.