Source : Webster's Revised Unabridged Dictionary (1913)

Westward \West"ward\, a.
   Lying toward the west.

         Yond same star that's westward from the pole. --Shak.

Westward \West"ward\, n.
   The western region or countries; the west.

Westward \West"ward\, Westwards \West"wards\, adv. [AS.
   westweard. See {West}, and {-ward}. ]
   Toward the west; as, to ride or sail westward.

         Westward the course of empire takes its way.
                                                  --Berkeley.

Source : WordNet®

westward
     adj : moving toward the west; "westbound pioneers" [syn: {westbound},
            {westerly}]
     adv : toward the west; "they traveled westward toward the setting
           sun" [syn: {westwards}]