scenarioEnglishOxford American Thesaurusscenario noun 1 Walt wrote scenarios for a major Hollywood studio: plot, outline, storyline, framework, structure, scheme, plan, layout; screenplay, script; synopsis, summary, precis; technical schema; rare diegesis. 2 every possible scenario must be explored: sequence of events, course of events, chain of events, series of developments, situation. 3 this film has a more contemporary scenario: setting, background, context, scene, milieu.