E-tē′si-an, a.

(e-tē′zhən), a. [Fr. étésien, Lat. etesius, Gr. ἐτήσιος, pl. Lat. etesiæ, Gr. ἐτησίαι (sc. ἄνεμοι), winds, from ἐτήσιος, for a year, annual, from ἔτος, year.] (Gr. & Rom. Lit.) Blowing at stated times of the year; stated; periodical; annual.

Etesian winds, yearly or anniversary winds, answering to the monsoons of the East Indies.