Aum is a Sanskrit word that represents the sound of the universe. It is considered a sacred and powerful mantra in Hinduism, Buddhism, and Jainism. When chanted, it is said to create a sense of unity and oneness with the cosmos. Aum is often repeated during meditation and prayer to help focus the mind and connect with inner peace. The symbol for Aum, known as the Om symbol, is commonly used in spiritual practices and has deep significance in various Eastern religions.