Do you know ghouls from goblins and ghosts?
early 15c., from Middle French continuité, from Latin continuitatem (nominative continuitas), from continuus (see continue). Cinematographic sense is recorded from 1921, American English.
continuity con·ti·nu·i·ty (kŏn'tə-nōō'ĭ-tē, -nyōō'-)n.
The state or quality of being continuous.
An uninterrupted succession or flow; a coherent whole.