Cosmic Sound: In Hinduism, Om is considered the primordial sound, the sound of the universe itself. It is believed to encompass all other sounds and all of creation. The chanting of Om is said to resonate with the natural vibration of the universe.

Symbolism in Scriptures: Om is extensively mentioned in the Vedas, Upanishads, and Bhagavad Gita. In these texts, it is described as the most sacred sound, representing the infinite Brahman (ultimate reality) and the entire universe.

Representation of the Trinity: The syllable is also associated with the Hindu trimurti, as 'A' represents Brahma (the creator), 'U' signifies Vishnu (the preserver), and 'M' symbolizes Shiva (the destroyer).

Tool for Meditation: In meditative practices, chanting or focusing on Om is used to bring awareness to the physical and spiritual, helping practitioners reach a higher state of consciousness.

Vajrayana Tradition: In Buddhism, particularly within the Vajrayana tradition, Om is often part of sacred chants and mantras, such as "Om Mani Padme Hum." It is used to invoke the blessings of compassion and wisdom.

Meditative and Ritual Use: Om is utilized in Buddhist meditation and rituals as a symbol of underlying unity and an expression of the universe's essence.

Fivefold Nature: In Jainism, Om is linked to the five paramount vices (violence, untruth, theft, sexual misconduct, and attachment) and their abstention. It symbolizes the universe's five constituents: the soul, matter, time, medium of motion, and medium of rest.

Spiritual Ascent: Chanting Om in Jainism is a means of attaining moksha (liberation from the cycle of rebirth).

Om as a Universal Sound: Om is often considered a universal sound, a seed syllable that precedes all other sounds. It is both a representation of the infinite and the finite, the eternal and the transient.

Cultural Impact: Beyond religious practices, Om has permeated popular culture and is recognized globally as a symbol of peace, spirituality, and the essence of life. It often appears in yoga and meditation practices, art, and music.

Scientific Interpretation: Some interpretations align Om with modern scientific theories, viewing it as a representation of the vibration that permeates the existence of the universe.