(n.) A wind blowing part of the year from one direction, alternating with a wind from the opposite direction; -- a term applied particularly to periodical winds of the Indian Ocean, which blow from the southwest from the latter part of May to the middle of September, and from the northeast from about the middle of October to the middle of December.

air current cat-and-dog weather crosscurrent current current of air dirty weather downdraft draft fall wind flow of air following wind head wind indraft inflow inhalation inrush inspiration jetstream katabatic wind movement of air predominance of Aquarius raininess rains rainy day rainy season rainy weather spell of rain spring rains stormy weather stream stream of air tail wind undercurrent updraft wet wet season wet weather wind