southwestern Meaning, Definition & Usage
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noun a dialect of Middle English
West Saxon.
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adjective satellite situated in or oriented toward the southwest
southwesterly; southwest.
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adjective satellite of a region of the United States generally including New Mexico; Arizona; Texas; California; and sometimes Nevada; Utah; Colorado
WordNet
South`west"ern adjective
Definitions
Of or pertaining to the southwest; southwesterly; as, to sail a .southwestern course