1. the ability of a surface or material to reflect light, heat, or sound
Usage: physics; technical
2. the quality of being thoughtful or contemplative

Examples

• The mirror’s high reflectivity made it perfect for the telescope.
• Scientists measured the reflectivity of different paint colors.
• Snow has a high reflectivity, which helps keep polar regions cool.
• The material’s low reflectivity absorbed most of the incoming light.
• Her reflectivity as a leader helped her make thoughtful decisions.
• The philosopher’s reflectivity was evident in his careful analysis.
• The reflectivity of the water’s surface created beautiful patterns.