cosmography, certain portions or quarters of the year, distinguished by the signs which the earth then enters, or by the meridian altitudes of the sun, consequent on which are different temperatures of the air, different works in tillage, &c. The year is divided into four seasons; spring, summer, autumn, and winter. See Astronomy, p. 546.

St. Sebastian, a port-town of Spain, in the province of Biscay, and territory of Guipuscoa: situated in W. long. 1° 50', N. lat. 43° 35'.

Secale, Rye, in botany, a genus of the triandra digynia class. The involucrum consists of two leaves, and contains two flowers. There are four species, only one of them, viz. the villosum, or wood rye-grafs, a native of Britain. For the cerealia, or common rye cultivated in our fields, see Agriculture, p. 61.