scenariosce·na·ri·o /səˈnɑːriəʊ-ˈnærioʊ-, -ˈne-/ noun [countableC] a way in which a situation could possibly developThe most likely scenario is that rates will be cut by 0.5%.
We need to consider a worst case scenario (=the worst situation that could possibly happen).
With luck the Bank will achieve its golden scenario (=best possible situation) for the value of the pound.