1. of or relating to the measurement of light intensity or luminous flux
Usage: technical; commonly used in physics and engineering

Examples

• The photometric sensor detected changes in brightness across the room.
• Photometric analysis is essential in astronomy to measure the brightness of stars.
• The camera's photometric system automatically adjusts exposure based on available light.
• Photometric data helps engineers design efficient lighting systems.
• Scientists used photometric methods to study the properties of distant galaxies.