Definition

1. Noun:
   • A scientific instrument that produces a flashing light: A stroboscope is a device that emits brief, intense flashes of light at a precise, adjustable frequency.
   • Used to analyze periodic motion: Its primary function is to synchronize these flashes with the movement of a rotating, vibrating, or oscillating object. When the flash rate matches the object's motion cycle, the object appears stationary or to move in slow motion, allowing for detailed observation and measurement.

Usage Examples

• Noun:
  • The engineer used a stroboscope to check the speed of the spinning fan blade.
  • By adjusting the stroboscope's flash rate, the mechanic made the vibrating engine part appear frozen in place.

Advanced Usage

• "Stroboscopic effect": A visual phenomenon where a moving object appears to be moving slowly, backwards, or is frozen due to intermittent illumination, such as from a stroboscope or under certain artificial lighting.
  • The helicopter's rotor blades seemed to stand still under the stroboscopic light.

Variants and Related Words

• Stroboscopic (adj): Of or relating to a stroboscope or its effects.
  • The stroboscopic analysis revealed a slight wobble in the wheel.

Synonyms

• Strobe (n): A common short form for stroboscope, especially when referring to the light source itself.
• Strobe light (n): Emphasizes the light-producing component of the instrument.

Noun

1. scientific instrument that provides a flashing light synchronized with the periodic movement of an object; can make moving object appear stationary