Definitions for "Monsoons"
Seasonal winds, those in the Indian Ocean, China Sea, and off the West Coast of Africa being the principal examples.
Seasonal winds. They are caused primarily by the greater annual variation in air temperature over large land surfaces compared to ocean surfaces though other factors like land-relief are important.
Rainy seasons over the tropical continents that normally occur during summer, when the continents tend to be warmer than the nearby oceans.