WordWeb Online

1. Lying toward or situated in the east
   "the easterly end of the island";
   - eastern
    
2. From the east; used especially of winds
   "the winds are easterly";
   - eastern

1. A wind from the east
   - east wind, easter

1. From the east
   "the winds blew easterly all night"

Derived forms: easterlies

See also: east

Type of: air current, current of air, wind

Antonym: westerly

Encyclopedia: Easterly, William