1. Plural of microprism; tiny prisms, typically microscopic in size, used in optical devices, reflective materials, or scientific instruments to refract or reflect light.
Usage: technical; usually plural; commonly used in optics and materials science

Examples

• The reflective safety vest uses microprisms to bounce light back toward its source.
• Microprisms are embedded in road signs to improve visibility at night.
• The optical engineer designed a lens array using thousands of microprisms.
• Microprisms in the coating help the telescope focus light more efficiently.
• These microprisms scatter light in multiple directions for enhanced brightness.