A reflective surface typically made of glass that reflects light.

A symbol or representation of self-reflection or introspection.

आत्म-प्रतिबिंब या आत्म-चिंतन का प्रतीक या प्रतिनिधित्व।

English Usage: The book served as a mirror to her innermost thoughts.

Hindi Usage: इस किताब ने उसके अंतरतम विचारों का प्रतिबिंब प्रस्तुत किया।