- West, western United States - the region of the United States lying to the west of the Mississippi River
--1 is a kind of geographical area, geographic area, geographical region, geographic region
--1 is a part of
--1 has parts:United States, United States of America, America, US, U.S., USA, U.S.A.
--1 has particulars: Wild WestSanta Fe Trail; Southwest, southwestern United States; Northwest, northwestern United States