1. Of wind; from the west
   "A westerly breeze cooled the afternoon";
   - western
    
2. Moving toward the west
   "westerly pioneers";
   - westbound, westward

1. In a westward direction
   "we began to steer away westerly"
    
2. From the west
   "the wind blew westerly"

1. The winds from the west that occur in the temperate zones of the Earth
   "Sailors relied on the prevailing westerlies for their journey across the Atlantic";
   - prevailing westerly

Derived forms: westerlies

See also: west

Type of: west wind, wester

Antonym: easterly

Encyclopedia: Westerly, Rhode Island