Meaning

adjective situated in or facing or moving toward the east

noun the cardinal compass point that is at 90 degrees

adverb to, toward, or in the east

originFrom Middle English est, from Old English ēast, from Proto-West Germanic *austr, from Proto-Germanic *austrą, from Proto-Germanic *austraz, from Proto-Indo-European *h₂éwsteros (“east”). Cognates Cognate with Scots aist (“east”), North Frisian uast, ååst, ööst (“east”), Saterland Frisian Aaste (“east”), West Frisian east (“east”), Dutch oost (“east”), German Ost (“east”), Danish and Norwegian…

Etymology from Wiktionary, CC BY-SA 3.0