1. three-dimensional images formed by the interference of light beams from a laser or other coherent light source

Examples

• The museum displayed holograms of ancient artifacts.
• Credit cards often contain security holograms to prevent counterfeiting.
• The science fair featured impressive holograms created by students.
• Holograms appear to float in space when viewed from different angles.
• The artist used holograms to create an interactive light installation.
• Medical researchers are developing holograms for surgical training.