1. Plural of flashtube; gas-filled tubes that produce a bright flash of light when electrically triggered, used in photography and stroboscopic equipment.
Usage: technical; photography

Examples

• The camera's flashtubes fired in rapid succession during the photo shoot.
• Professional photographers often replace worn flashtubes to maintain consistent lighting.
• The stroboscope uses multiple flashtubes to create the illusion of slow motion.
• Modern LED technology has begun to replace traditional flashtubes in some applications.
• The flashtubes in the old camera still work after decades of use.