A plot outline used by actors of the commedia dell'arte There are five meanings listed in oed's entry for the noun scenario, one of which is labelled obsolete How to use scenario in a sentence.
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A description of possible actions or events in the future
A written plan of the characters…
An imagined or projected sequence of events, especially any of several detailed plans or possibilities One scenario calls for doubling profits by increasing our advertising, the other by reducing costs. If you talk about a likely or possible scenario, you are talking about the way in which a situation may develop. Definition of scenario noun from the oxford advanced learner's dictionary
A description of how things might happen in the future Let me suggest a possible scenario An expected or supposed situation or sequence of events It was almost impossible to conceive a scenario in which he would fail to qualify for at least three olympic events (jeremy schaap).
