adjective
- moving, directed, or situated toward the east: an easterly course.
- (especially of a wind) coming from the east: an easterly gale.
adverb
- toward the east.
- from the east.
noun, plural east·er·lies.
- a wind that blows from the east.
adjective
- of, relating to, or situated in the east
adverb, adjective
- towards or in the direction of the east
- from the eastan easterly wind
noun plural -lies
- a wind from the east
1540s, from easter (late 14c.), variant of eastern + -ly (2). As a noun meaning “easterly wind,” by 1901. Old English easterlic meant “pertaining to Easter.”
- A wind, especially a prevailing wind, that blows from the east. The trade winds in tropical regions and the prevailing winds in the polar regions are easterlies. See illustration at wind.