[sce.nar.io] n, pl -i.os [It, fr. L scaenarium place for erecting stages, fr. scaena stage] (1878) 1 a: an outline or synopsis of a play; esp: a plot outline used by actors of the commedia dell'arte b: the libretto of an opera
2. a: screenplay b: shooting script
3: a sequence of events esp. when imagined; esp: an account or synopsis of a possible course of action or events "his ~ for a settlement envisages ... reunification --Selig Harrison"