What is a Yantra?

Yantra (Sanskrit: यन्त्र) is a geometric diagram used in Hinduism, Tantric Buddhism, and Jainism as a tool for meditation, concentration, and spiritual transformation. The word yantra comes from the root yam ("to control," "to hold") and tra ("tool," "instrument"), which together can be translated as "instrument of control" or "instrument of concentration."

A yantra can take the form of simple figures (a point, circles, triangles, squares, lotuses) or of very complex patterns that symbolize different aspects of the universe and the mind.

These symbols carry the following meanings:

Point (bindu) — symbolizes the center of energy, a symbol of the absolute or of consciousness

Triangles — masculine energy (pointing upward) or feminine energy (pointing downward), spiritual dynamics.

Circles (chakras) — a symbol of cyclicity, of the flow of energy.

Lotus — purity, spiritual opening.

Square — protective boundaries, material structure.

The most famous yantra, the Shri Yantra, represents the goddess Tripura Sundari (a form of Shakti) and the entire universe. It consists of 9 interlocking triangles and is considered a very powerful meditation tool.

How is a yantra used?

• For meditation: gazing at the center of the yantra (bindu), the mind concentrates, quiets, and enters deeper states.
• In rituals (puja): yantras are installed on altars as symbols of the presence of divine energy.
• On the wall or the body: sometimes worn as amulets, or painted on walls or the body for protection and prosperity.

Mantra and Yantra:

Mantras also have a form, a shape, called a yantra. It is said that every thought has a form — every emotion, every desire, every thought has a form. These forms are sensory in nature. Everything created by the mind is recognized by the senses and has a sensory nature.

We often use Mantra and Yantra together. Mantra is sound, vibration, a word of power, while Yantra is the visual form, the symbol.

Yantra for Meditation and for Trataka:

We often use Mantra and Yantra together. Mantra is sound, vibration, a word of power, while Yantra is the visual form, the symbol. In a state of deep concentration, visualizing a yantra creates a powerful energy field in the mind. Those who practice trataka — steadily gazing at a candle flame — know that this practice calms the mind. Even people suffering from insomnia can fall asleep easily if they practice trataka correctly.

The mind becomes completely focused on the symbol, and one's mental attitude and mood change entirely. Trataka is both visual and mental. When you begin to visualize the yantra internally, when the yantra arises spontaneously in your mind, you enter another dimension of consciousness. It is like passing from the waking state into the dream state, from the dream state into the state of prana, from the state of prana into the state of sleep.

Experiments with yantras were carried out on school-age children in Switzerland and France. The young students were given a yantra coloring book. For three to six months, in their art classes, they were asked to color only yantras rather than the usual subjects — houses, trees, mountains, rivers, the sun, the moon, and so on.

The children saw the yantra symbols again and again, and visualizing these symbols changed the scattered pattern of their minds. The task of coloring yantras functioned like a meditative process, since the children had to focus on the yantra in order to color it. The effects became visible after three or four months, when their powers of grasping, memory, and expression showed marked improvement compared with other children who colored ordinary coloring books. Dr. Jacques Coulon of Switzerland wrote a book stating that by coloring yantras, children's memory, capacity to absorb information, and creative expression all showed an upward trend.

Every child knows: "I am painting a house, a tree, or the sun." There is an intellectual thought behind it. But when they color a yantra, what can they possibly be thinking? It is not a house, a landscape, or a person. It is not identifiable. It is only squares, triangles, and circles. And yet simply focusing on the image affects and enhances intuitive and creative thinking. Our subconscious mind constantly registers images upon images, even though our conscious mind recognizes only a few, based on where our attention happens to rest at any given moment.

I am looking at you, but I know that my mind is also gathering images of the trees I see at the edges of my field of vision. The shape of the tree is registered by the mind even though I am not consciously aware of it. I am not even observing them, yet my mind records that information. In the same way, when you look at a yantra, it may mean little to you consciously, but it means a great deal to the energy pattern of your mind. These inner energy patterns begin to respond to concentration and awareness when you meditate on a yantra, because these images create powerful psychological impressions.

Transcendental and Trans-Sensory Symbols:

Yantras are maps of consciousness, geometric forms that yogis visualized in deep states of meditation as they sought to experience and understand the subtle vibrations within their own bodies and in the cosmos. What they heard became mantras, and what they saw became yantras. At this level of consciousness, these impressions or symbols are trans-sensory perceptions.

Yantras were also seen when yogis attempted to visualize the formless Supreme Element. What is the vision of formlessness? It is when, instead of an imagined material form, you experience its essential element — that which has not yet taken on material form and yet exists. Tantra explains that the shivalingam is a symbolic representation of the formless Shiva, while the image of Shiva as a figure clothed in tiger skin, with serpents wound around his neck, is a representation of his manifested form. In the same way, the image of Durga as a goddess is a representation of the manifested form of that aspect, but the Durga yantra symbolizes Durga without form.

Yantras are symbols of a formless, transcendental reality. How can you imagine something that is nothing? How will you contemplate something you have never seen? H2 and O — two parts hydrogen and one part oxygen. When separate, they cannot be seen with the naked eye. In this case, the formula is a representation without form.

In the same way, a yantra is the symbolic representation of an eternal principle.

Yantras can also appear in dreams, when the mind bypasses the senses and basic physical awareness.

In the Indian tradition, the use of Mantra and Yantra is, in effect, synonymous with bhakti sadhana — it serves as a channel that purifies the emotions and creates a state of mind in which the aspirant can connect with the object of devotion.

Bhakti is a state of mind. There are various states of mind — jealousy, hatred, love, greed, and so on. Bhakti, likewise, is a state of mind. Other states connect a person to the material world, while bhakti connects them to the object of their inner identification.

The Most Commonly Used Yantras:

Shri Yantra

The most powerful and best-known yantra. It symbolizes cosmic unity, the feminine-masculine energies (Shiva–Shakti), and spiritual as well as material fulfillment. It is used both for deep meditation and for trataka, owing to its precise symmetry and geometric order.

Effects: calms the mind, activates intuition, harmonizes the chakras, leads to higher states of consciousness

Kali Yantra

Used for meditating on transformation, on overcoming the ego, fear, and illusion. Strong, often intense in effect — ideal for advanced practitioners. Purification of the subconscious, liberation from limitations, contact with one's inner strength.

Chandra Yantra

The Yantra of the Moon — helps with emotional balance. Used in meditation and trataka to relieve stress, improve sleep, and develop intuition.

Surya Yantra

The Yantra of the Sun — adds energy, vitality, and clarity of mind. Excellent for morning meditation; can be used for trataka to strengthen willpower and self-confidence.

Ganesha Yantra

Overcoming inner obstacles (fear, uncertainty, lack of focus). Improves memory, concentration, and intellectual clarity. Support for beginning new projects, studies, or a spiritual journey.

Spiritual protection and grounding

Lakshmi Yantra

Attracts success in finances, career, and trade. Strengthens gratitude, inner balance, and mindfulness. Brings peace and harmony to family and community. Helps with focus and stillness of mind, and opens one to the beauty of existence. Harmonizes space and clears the aura of negative influences.

Bhuvaneshwari Yantra

Frees one from claustrophobic thoughts, fears, and limitations. Supports the development of compassion, empathy, and self-acceptance. Helps balance the emotions and brings the mind into a state of calm. Inspires courage for new undertakings. Builds a stable, open, yet safe aura.

Trataka (the meditation of steady gazing):

1. Sit quietly, about 1 meter from the yantra (at eye level).

2. Place it in a well-lit spot, or light it from behind.

3. Focus your gaze on the central point (bindu) for 2–5 minutes.

4. Close your eyes and let the afterimage float between your eyebrows.

5. Repeat 3–5 times, daily — preferably in the morning or during the new or full moon.

This article is based on various lectures and on the book Mantra and Yantra by

Swami Niranjanananda Saraswati