북서쪽 방향에 위치하거나 특정 국가나 지역의 북서부 지대에 속하는.
Located in, directed toward, or relating to the region or direction that lies between north and west.
예문:
"The northwestern winds brought cooler temperatures to the valley."
"She grew up in a small town in the northwestern part of the state."
"The northwestern tribes had a unique culture based on fishing."