hand gesture in which the first finger is kept at the root of the thumb, the last three fingers are unfolded.
Chit kundalini ...
CHIN MUDRA - the posture of the hands during meditation where the thumb and index finger are together, the other three fingers separated
CHINTAN - to reflect, to consider
- ATMA CHINTAN - reflecting on "Who am I?", meditation on the Self ...
Chin mudra ("consciousness seal"): a common hand gesture (mudra) in meditation (dhyana) , which is formed by bringing the tips of the index finger and the thumb together, while the remaining fingers are kept straight.
Chit ("consciousness"): the superconscious ultimate Reality.
attitude of chitta or consciousness; upward hand position with thumb and first finger touching ...
and insects - place a candle at arms length in front of you with the flame at eye level - it is important that the flame does not flicker in the least - sit in a comfortable meditative pose, preferably siddhasana/siddha yoni asana and place the hands on the knees in either gyana or chin mudra - ...
Inhale, and imagine that the sides of your ears move back just enough so that your head and neck feel aligned with your shoulders. Your chin should tilt slightly downward. Place your hands in Chin Mudra, thumb and forefinger touching, palms down on your thighs.
Every mudra differs from each other and so do their benefits. When sitting in Padmasana, you can deepen your meditation by incorporating either Chin mudra, Chinmayi mudra, Adi mudra or Bhrama mudra. Breathe for a few minutes while in the mudra and observe the flow of energy in the body.
This standing, balancing spinal twisting posture is fun to lead in a yoga class! It certainly requires a lot of practice beforehand, especially if you mirror postures as you are leading them. The hand mudra is called the Jnana Mudra (in some sources it is referred to as the Chin Mudra).
See also: What is the meaning of Yoga, Mudra, Body, Chin, Meditation?