monsoon /mon'su: n; man'sun/ n seasonal wind blowing in the Indian Ocean from SW from April to October (wet ~) and from NE during the other months (dry ~); the rainy season that comes with the wet ~. 季風(印度洋上四月至十月期間吹自西南的'濕季風’，在其他月份中吹自東北的'干季風' ); 濕季風所帶來的雨季。