stroboscope
noun
- instrument used to make a cyclically moving object appear to be slow-moving, or stationary
Wiktionary
noun
Etymology: From Ancient Greek στρόβος (stróbos, “whirl”) and Ancient Greek σκοπέω (skopéō, “examine, inspect, look to or into, consider”). From strobo- + scope.
- Instrument for studying or observing periodic movement by rendering a moving body visible only at regular intervals.
- A lamp that produces short bursts of light that synchronizes with a camera shutter for photographing fast-moving objects.
- A photograph produced by such a machine.