The point in the heavens where the sun is seen to set at the
equinox; or, the corresponding point on the earth; that one of the four
cardinal points of the compass which is in a direction at right angles
to that of north and south, and on the left hand of a person facing
north; the point directly opposite to east.

A country, or region of country, which, with regard to some
other country or region, is situated in the direction toward the west.

The Westen hemisphere, or the New World so called, it having
been discovered by sailing westward from Europe; the Occident.

Formerly, that part of the United States west of the
Alleghany mountains; now, commonly, the whole region west of the
Mississippi river; esp., that part which is north of the Indian
Territory, New Mexico, etc. Usually with the definite article.

Lying toward the west; situated at the west, or in a western
direction from the point of observation or reckoning; proceeding toward
the west, or coming from the west; as, a west course is one toward the
west; an east and west line; a west wind blows from the west.

Westward.

To pass to the west; to set, as the sun.

To turn or move toward the west; to veer from the north or
south toward the west.