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    Mandukya Upanishad: The Meaning of Aum Explained
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    Mandukya Upanishad: The Meaning of Aum Explained

    7 min readPublished June 2, 2026
    Language:
    AM

    By Anjali Mehta · Editor, M.A. Religious Studies

    Reviewed by Acharya Vinaya Kapoor · M.A. Sanskrit, Mantra & Stotra Studies

    What Is the Mandukya Upanishad

    The Mandukya Upanishad belongs to the Atharva Veda and, in just twelve short verses, is the most compact of the principal Upanishads. Despite its brevity, tradition holds it capable of leading a sincere seeker to liberation on its own.

    Its entire subject is the sacred syllable Aum (Om), which it treats not merely as a sound chanted in worship, but as a complete symbol of all existence and consciousness, from the waking world to the deepest, wordless reality beyond it.

    The Four States Mapped to A, U, M

    The Upanishad maps the three sounds within Aum (A, U, M) to three states of consciousness. A corresponds to Vaishvanara, the waking state, in which awareness moves outward through the senses. U corresponds to Taijasa, the dream state, where awareness turns inward to its own subtle impressions. M corresponds to Prajna, the state of deep, dreamless sleep, where awareness rests without any particular object.

    Beyond these three sounds lies the silence that follows the chanting of Aum, corresponding to Turiya, 'the fourth' - pure, undivided consciousness itself, the ground on which the other three states appear and disappear.

    Turiya and Its Identity with Brahman

    Turiya is not a fourth state alongside the other three in the ordinary sense, but the underlying reality present in all of them, the silent witness of waking, dreaming and deep sleep alike. The Upanishad identifies this Turiya with the Self and with Brahman itself.

    This makes the Mandukya Upanishad one of the clearest scriptural sources for the idea that the Self is not any particular experience, but the unchanging awareness in which all experiences, of any state, arise and pass away.

    How Devotees Chant and Study It

    How Devotees Chant and Study It

    Aum is chanted at the start of nearly every Hindu prayer, mantra and scriptural reading, and the Mandukya Upanishad gives that everyday practice a deep foundation, each chant is, in principle, a passage through waking, dream and deep sleep toward the silence of Turiya.

    The philosopher Gaudapada wrote a celebrated commentary, the Karika, on this Upanishad, and it is traditionally studied with a teacher's guidance given how densely its few verses are packed with meaning.

    Benefits as Understood in Tradition

    • Devotees believe chanting Aum with awareness of its three sounds deepens focus and stills the restless mind
    • Reflecting on the states of waking, dream and deep sleep is said to bring perspective on how fleeting each daily experience is
    • Contemplating Turiya is believed to gently loosen identification with passing moods and thoughts
    • As per tradition, even a basic understanding of this Upanishad is considered to transform ordinary chanting of Aum into a more conscious practice

    A Simple Takeaway for Daily Life

    Even without deep philosophical study, the Mandukya Upanishad offers a simple daily practice: chanting Aum slowly, once, with attention to its three sounds and the silence that follows, as a brief return to stillness amid a busy day.

    Such chanting and reflection, however brief, is an act of faith and love, not a transaction, and tradition holds that its quiet benefit grows with sincerity over time rather than with speed or repetition alone.

    Reader Questions Answered

    What is the Mandukya Upanishad about?+

    It is devoted entirely to the sacred syllable Aum, explaining how its three sounds correspond to the waking, dream and deep sleep states of consciousness, and how the silence after chanting it points to Turiya, the pure consciousness beyond all three.

    What is Turiya in the Mandukya Upanishad?+

    Turiya, 'the fourth', is the pure, unchanging awareness present in and beyond the waking, dream and deep sleep states. The Upanishad identifies it with the Self and with Brahman.

    Which Veda does the Mandukya Upanishad belong to?+

    The Mandukya Upanishad belongs to the Atharva Veda and, despite being its shortest principal Upanishad, is regarded in tradition as sufficient on its own to lead a sincere seeker toward liberation.

    AM

    About the author

    Anjali Mehta · Editor, M.A. Religious Studies

    Anjali is the managing editor for Vandnaa and oversees the festival and vrat coverage. She holds an M.A. in Religious Studies and reviews every published article for accuracy, accessibility, and tradition-fidelity.

    Meet the Vandnaa editorial team →

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