noun
The direction of the earth's rotation, specifically 90°.
The eastern region or area; the inhabitants thereof.
(ecclesiastical) In a church: the direction of the altar and chancel; the direction faced by the priest when celebrating ad orientem.
adjective
Situated or lying in or towards the east; eastward.
(meteorology) Blowing (as wind) from the east.
Of or pertaining to the east; eastern.
From the East; oriental.
(ecclesiastical) Designating, or situated in, the liturgical east.
adverb
Towards the east; eastwards.