Noun has 1 sense

• northwestward(n = noun.linkdef) nor'-west, northwest, nw - the compass point midway between north and west; at 315 degrees;

Adjective has 1 sense

• northwestward(s = adj.all) - toward the northwest;

Adverbial has 1 sense

• northwestward(r = adv.all) northwestwardly - in a northwestward direction;