Glossary: Overlapping Editing
Cuts that repeat part or all of an action in order to expand its viewing time and plot duration. Unlike repetitive editing, overlapping editing intends to expand the duration of action in an unobtrusive manner.
From 2001: A Space Odyssey
Frame 1: Men at top of ramp (in the larger view, note the position of the light near the bottom of the ramp) Frame 2: Men descending ramp (note they walk past the light in this shot) Frame 3: Men descending ramp (note they are now behind the light again)