a yoga gesture in which one focusses at the mid-eyebrow centre.
Shambhavi mudra : (state of supreme Shiva) A state of spontaneous or effortless meditation, in which the eyes become focused within and the mind delights in the inner Self without any attempt at concentration.
focusing the open or closed eyes on the eyebrow centre
During shambhavi mudra the eyes are not kept in the primary position, but are moved to a fixed gaze at the eyebrow centre and this implies a peculiar coordination of the eyeball muscles.
When, in your meditation, the eyes become fixed on Trikuti, the middle of the eyebrows, when the Shambhavi Mudra operates, know that Kundalini has become active.
You may recall that after assuming the yoni or ~, the yoga aspirant listens for these sounds by first directing the attention to the right or left ear. Why do the yogis require this?
Name in Sanskrit Translation(s) in English Other Meanings Illustration
Eyebrow centre gazing
Nasikagra Drishti ...
Hatha Yoga also describes Mudras or gestures or Mental attitude, which induce the state of Pratyahar (Sense withdrawal) and results in spontaneous state of meditation. Several mudras are mentioned in the Hatha Yoga which include, Vajroli Mudra, Sahajoli Mudra, Khechari Mudra, ~, ...
See also: What is the meaning of Shambhavi, Mudra, Yoga, Body, Mind?