vista
n.-
1 a wide view (n.) C1 Advanced Literarya beautiful view of a large area of land, especially one you see from a high place or through a gap.
an extensive mental or physical view, especially one seen through a long, narrow opening or at the end of an avenue.
ExampleAs we reached the top of the hill, a beautiful vista of the valley opened up before us.
ExampleThe garden was designed so that every window in the house framed a different vista of the rolling hills beyond the estate.
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2 a mental vision (n.) C1 Advanced Academic Literarya mental picture of a long series of events, usually in the future.
a mental view of a succession of remembered or anticipated events.
ExampleThe new scientific discovery opened up a whole new vista of possibilities for medicine.
ExampleThe treaty opened a new vista of diplomatic cooperation, suggesting a future where regional conflicts might finally be resolved through dialogue.