northwestern

from WordNet (r) 3.0 (2006)

northwestern
    adj 1: situated in or oriented toward the northwest [syn:
           {northwestern}, {northwesterly}, {northwest}]
    2: of a region of the United States generally including
       Washington; Oregon; Idaho; and sometimes Montana; Wyoming

from The Collaborative International Dictionary of English v.0.48

Northwestern \North`west"ern\, a.
   Of, pertaining to, or being in, the northwest; in a direction
   toward the northwest; coming from the northwest;
   northwesterly; as, a northwestern course.
   [1913 Webster] Northwestward

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