Akasa: infinite, omnipresent material of the universe. Anima: power to assimilate oneself with an atom. Asana: a posture; a Yoga exercise. Ashram: Yoga retreat. Avyakta: that which is unperceived, indiscrete. Bandha: a mystic breathing exercise. Brahmacarya: continence; chastity; abstinence from sexual indulgence. Chakra: a nerve center. Dharana: mental effort involved in selecting one object out of many for concentration. Dhyana: contemplation; gazing. Garima: power to be as heavy as anything. Guna: a thing of sense. Guru: Yoga teacher or leader. Hatha Yoga: system of Yoga for care of the body; physical Yoga. Ida: left nostril. Isvata: power to create. Jna: that which knows or discriminates. Joytis: light. Kaivalya: state of oneness. Kanda: point below the navel from which 72,000 nadis issue. Samadhi: a trance; state of suspended sensation; superconsciousness; perfect relaxation. Samatva: freedom from emotion. Samyama: contemplation, absorption, trance; a way to several occult powers which conducts the Yogi to conscious samadhi. Sankya Yoga: Yoga of the mind. Siddha: a master of Yoga. Siddhi: one of several miraculous powers. Stilhi: state in which the mind is at a standstill. Sunyaka: suspension of the breath. Susumna: spinal cord. Sutras: writings of a sage. Vasvita: power to command all. Vyakta: that which is perceived, sensible, discrete. Yama: non-killing, truthfulness, non-stealing, continence and non-receiving of any gifts. Yogin: a practitioner of Yoga.