योग शब्दावली

अङ्ग ("limb"): a fundamental category of the yogic path, such as asana, dharana, dhyana, niyama, pranayama, pratyahara, samadhi, yama; also the body (deha, sharira)

अद्वैत ("non-duality"): the truth and teaching that there is only One Reality (Atman, Brahman), especially as found in the Upanishads; see also Vedanta

अनन्द ("bliss"): the condition of utter joy, which is an essential quality of the ultimate Reality (tattva)

अभ्यास  : practice; cf. vairagya

अमृत ("immortal/immortality"): a designation of the deathless Spirit (atman, purusha); also the nectar of immortality that oozes from the psychoenergetic center at the crown of the head (see sahasrara-cakra) when it is activated and transforms the body into a "divine body" (divya-deha) ADVERTISEMENT

अर्जुन ("White"): one of the five Pandava princes who fought in the great war depicted in the Mahabharata, disciple of the God-man Krishna whose teachings can be found in the Bhagavad Gita

अवधूत ("he who has shed [everything]"): a radical type of renouncer (samnyasin) who often engages in unconventional behavior

अविद्या ("ignorance"): the root cause of suffering (duhkha); also called ajnana; cf. vidya

अष्टाङ्ग योग ("eight-limbed union"): the eightfold yoga of Patanjali, consisting of moral discipline (yama), self-restraint (niyama), posture (asana), breath control (pranayama), sensory inhibition (pratyahara), concentration (dharana), meditation (dhyana), and ecstasy (samadhi), leading to liberation (kaivalya)

अस्मिता ("I-am-ness"): a concept of Patanjali's eight-limbed yoga, roughly synonymous with ahamkara

अहंकार  : the individuation principle, or ego, which must be transcended; cf. asmita; see also buddhi, manas

अहिंसा  : the single most important moral discipline (यम)

आकाश  : the first of the five material elements of which the physical universe is composed; also used to designate "inner" space, that is, the space of consciousness (called cid-akasha)

आचार्य  : a preceptor, instructor; cf. guru

आत्मन ("self"): the transcendental Self, or Spirit, which is eternal and superconscious; our true nature or identity; sometimes a distinction is made between the atman as the individual self and the parama-atman as the transcendental Self; see also purusha; cf. brahman

आयुर्वेद ("life science"): one of India's traditional systems of medicine, the other being South India's Siddha medicine

आश्रम ("that where effort is made"): a hermitage; also a stage of life, such as brahmacharya, householder, forest dweller, and complete renouncer (samnyasin)

आसन ("seat"): a physical posture (see also anga, mudra); the third limb (anga) of Patanjali's eightfold path (astha-anga-yoga); originally this meant only meditation posture, but subsequently, in hatha yoga, this aspect of the yogic path was greatly developed

इड़ा-नाड़ी ("pale conduit"): the prana current or arc ascending on the left side of the central channel (sushumna nadi) associated with the parasympathetic nervous system and having a cooling or calming effect on the mind when activated; cf. pingala-nadi

ईश्वर ("ruler"): the Lord; referring either to the Creator (see Brahma) or, in Patanjali's yoga-darshana, to a special transcendental Self (purusha)

ईश्वर-प्राणिधान ("dedication to the Lord"): in Patanjali's eight-limbed yoga one of the practices of self-restraint (niyama); see also bhakti yoga

उपनिषद् ("sitting near"): a type of scripture representing the concluding portion of the revealed literature of Hinduism, hence the designation Vedanta for the teachings of these sacred works; cf. Aranyaka, Brahmana, Veda

उपाय ("means"): in Buddhist yoga, the practice of compassion (karuna); cf. prajna

ऋषि ("seer"): a category of Vedic sage; an honorific title of certain venerated masters, such as the South Indian sage Ramana, who is known as maharshi (from maha meaning "great" and rishi); cf. muni

ओजस् ("vitality"): the subtle energy produced through practice, especially the discipline of chastity (brahmacharya)

ओम् ( ॐ ): the original mantra symbolizing the ultimate Reality, which is prefixed to many mantric utterances

कपिल ("He who is red"): a great sage, the quasi-mythical founder of the Samkhya tradition, who is said to have composed the Samkhya-Sutra (which, however, appears to be of a much later date)

करुणा ("compassion"): universal sympathy; in Buddhist yoga the complement of wisdom (prajna)

कर्मन्, कर्म ("action"): activity of any kind, including ritual acts; said to be binding only so long as engaged in a self-centered way; the "karmic" consequence of one's actions; destiny

कर्मयोग ("Yoga of action"): the liberating path of self-transcending action

कलियुग  : the dark age of spiritual and moral decline, said to be current now; kali does not refer to the Goddess Kali but to the losing throw of a die

काम ("desire"): the appetite for sensual pleasure blocking the path to true bliss (ananda); the only desire conducive to freedom is the impulse toward liberation, called mumukshutva

काली  : a Goddess embodying the fierce (dissolving) aspect of the Divine

कुण्डलिनी योग  : the yogic path focusing on the kundalini process as a means of liberation

कुण्डलिनी शक्ति ("coiled power"): according to Tantra and hatha yoga, the serpent power or spiritual energy, which exists in potential form at the lowest psycho-energetic center of the body (i.e., the mula-adhara-cakra) and which must be awakened and guided to the center at the crown (i.e., the sahasrara-cakra) for full enlightenment to occur

कुम्भक ("potlike"): breath retention; cf. puraka, recaka

कृष्ण ("Puller"): an incarnation of God Vishnu, the God-man whose teachings can be found in the Bhagavad Gita and the Bhagavata-Purana/p>

कैवल्य ("isolation"): the state of absolute freedom from conditioned existence, as explained in ashta-anga-yoga; in the nondualistic (advaita) traditions of India, this is usually called moksha or mukti (meaning "release" from the fetters of ignorance, or avidya)

कोष ("casing"): any one of five "envelopes" surrounding the transcendental Self (atman) and thus blocking its light: anna-maya-kosha ("envelope made of food," the physical body), prana-maya-kosha ("envelope made of life force"), mano-maya-kosha ("envelope made of mind"), vijnana-maya-kosha ("envelope made of consciousness"), and ananda-maya-kosha ("envelope made of bliss"); some older traditions regard the last kosha as identical with the Self (atman)

खेचरी मुद्रा ("space-walking seal"): the Tantric practice of curling the tongue back against the upper palate in order to seal the life energy (prana); see also mudra

गायत्री मन्त्र  : a famous Vedic mantra recited particularly at sunrise: tat savitur varenyam bhargo devasya dhimahi dhiyo yo nah pracodayat

गुण ("quality"): a term that has numerous meanings, including "virtue"; often refers to any of the three primary "qualities" or constituents of nature (prakriti): tamas (the principle of inertia), rajas (the dynamic principle), and sattva (the principle of lucidity)

गुरु ("he who is heavy, weighty"): a spiritual teacher; cf. acarya

गुरुगीता ("Guru's Song"): a text in praise of the guru, often chanted in ashramas

गुरुभक्ति ("teacher devotion"): a disciple's self-transcending devotion to the guru; see also bhakti

गुरुयोग ("Yoga [relating to] the teacher"): a yogic approach that makes the guru the fulcrum of a disciple's practice; all traditional forms of yoga contain a strong element of guru-yoga

गोरक्ष ("Cow Protector"): traditionally said to be the founding adept of hatha yoga, a disciple of Matsyendra

ग्रन्थि ("knot"): any one of three common blockages in the central pathway (sushumna-nadi) preventing the full ascent of the serpent power (kundalini-shakti); the three knots are known as brahma-granthi (at the lowest psychoenergetic center of the subtle body), the vishnu-granthi (at the heart), and the rudra-granthi (at the eyebrow center)

घेरण्डसंहिता ("[Sage] Gheranda's Compendium"): one of three major manuals of classical hatha yoga, composed in the seventeenth century; cf. Hatha-Yoga-Pradipika, Shiva-Samhita

चक्र ("wheel"): literally, the wheel of a wagon; metaphorically, one of the psycho-energetic centers of the subtle body (sukshma-sharira); in Buddhist yoga, five such centers are known, while in Hindu yoga often seven or more such centers are mentioned: mula-adhara-cakra (muladhara-cakra) at the base of the spine, svadhishthana-cakra at the genitals, manipura-cakra at the navel, anahata-cakra at the heart, vishuddha-cakra or vishuddhi-cakra at the throat, ajna-cakra in the middle of the head, and sahasrara-cakra at the top of the head

चित् ("consciousness"): the superconscious ultimate Reality (see atman, brahman)

चित्त ("that which is conscious"): ordinary consciousness, the mind, as opposed to cit

चिन् मुद्रा ("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

जप ("muttering"): the recitation of mantras

जीवन्मुक्त ("he who is liberated while alive"): an adept who, while still embodied, has attained liberation (moksha)

जीवन्मुक्ति ("living liberation"): the state of liberation while being embodied; cf. videha-mukti

जीवात्मन् ("individual self"): the individuated consciousness, as opposed to the ultimate Self (parama-atman)

जैन  : pertaining to the jinas ("conquerors"), the liberated adepts of Jainism; a member of Jainism, the spiritual tradition founded by Vardhamana Mahavira, a contemporary of Gautama the Buddha

ज्ञान ("knowledge/wisdom"): both worldly knowledge or world-transcending wisdom, depending on the context; see also prajna; cf. avidya

ज्ञानयोग ("Yoga of wisdom"): the path to liberation based on wisdom, or the direct intuition of the transcendental Self (atman) through the steady application of discernment between the Real and the unreal and renunciation of what has been identified as unreal (or inconsequential to the achievement of liberation)

तत्त्व ("thatness"): a fact or reality; a particular category of existence such as the ahamkara, buddhi, manas; the ultimate Reality (see also atman, brahman)

तन्त्र ("Loom"): a type of Sanskrit work containing Tantric teachings; the tradition of Tantrism, which focuses on the shakti side of spiritual life and which originated in the early post-Christian era and achieved its classical features around 1000 C.E.; Tantrism has a "right-hand" (dakshina) or conservative and a "left-hand" (vama) or unconventional/antinomian branch, with the latter utilizing, among other things, sexual rituals

तपस् ("glow/heat"): austerity, penance, which is an ingredient of all yogic approaches, since they all involve self-transcendence

तूरीय ("fourth"), also called cathurtha: the transcendental Reality, which exceeds the three conventional states of consciousness, namely waking, sleeping, and dreaming

दर्शन ("seeing"): vision in the literal and metaphorical sense; a system of philosophy, such as the yoga-darshana of Patanjali; cf. drishti

दीक्षा ("initiation"): the act and condition of induction into the hidden aspects of yoga or a particular lineage of teachers; all traditional yoga is initiatory

दुःख ("bad axle space"): suffering, a fundamental fact of life, caused by ignorance (avidya) of our true nature (i.e., the Self or atman)

दृष्टि ("view/sight"): yogic gazing, such as at the tip of the nose or the spot between the eyebrows; cf. darshana

देव ("he who is shining"): a male deity, such as Shiva, Vishnu, or Krishna, either in the sense of the ultimate Reality or a high angelic being

देवी ("she who is shining"): a female deity such as Parvati, Lakshmi, or Radha, either in the sense of the ultimate Reality (in its feminine pole) or a high angelic being

धर्म ("bearer"): a term of numerous meanings; often used in the sense of "law," "lawfulness," "virtue," "righteousness," "norm"

धारणा ("holding"): concentration, the sixth limb (anga) of Patanjali's eight-limbed yoga

ध्यान ("ideating"): meditation, the seventh limb (anga) of Patanjali's eight-limbed yoga

नाड़ी ("conduit"): one of 72,000 or more subtle channels along or through which the life force (prana) circulates, of which the three most important ones are the ida-nadi, pingala-nadi, and sushumna-nadi

नाड़ी-शोधन ("channel cleansing"): the practice of purifying the conduits, especially by means of breath control (pranayama)

नाथ ("lord"): appellation of many North Indian masters of yoga, in particular adepts of the Kanphata ("Split-ear") school allegedly founded by Goraksha

नाद ("sound"): the inner sound, as it can be heard through the practice of nada yoga or kundalini yoga

नादयोग ("Yoga of the [inner] sound"): the yoga or process of producing and intently listening to the inner sound as a means of concentration and ecstatic self-transcendence

नारद  : a great sage associated with music, who taught bhakti yoga and is attributed with the authorship of one of two Bhakti-Sutras

नियम ("[self-]restraint"): the second limb of Patanjali's eightfold path, which consists of purity (saucha), contentment (samtosha), austerity (tapas), study (svadhyaya), and dedication to the Lord (ishvara-pranidhana)

निरोध ("restriction"): in Patanjali's eight-limbed yoga, the very basis of the process of concentration, meditation, and ecstasy; in the first instance, the restriction of the "whirls of the mind" (citta-vritti)

नेत-नेति ("not thus, not thus"): an Upanishadic expression meant to convey that the ultimate Reality is neither this nor that, that is, is beyond all description

न्यास ("placing"): the Tantric practice of infusing various body parts with life force (prana) by touching or thinking of the respective physical area

पज्ञा ("wisdom"): the opposite of spiritual ignorance (ajnana, avidya); one of two means of liberation in Buddhist yoga, the other being skillful means (upaya), i.e., compassion (karuna)

पतञ्जलि  : योगसूत्र के रचनाकार, जिनका जीवनकाल 150 ई के आसपास था। परमहंस ("supreme swan"): an honorific title given to great adepts, such as Ramakrishna and Yogananda

परमात्मन् ("supreme self"): the transcendental Self, which is singular, as opposed to the individuated self (jiva-atman) that exists in countless numbers in the form of living beings

पिङ्गला-नाड़ी ("reddish conduit"): the prana current or arc ascending on the right side of the central channel (sushumna-nadi) and associated with the sympathetic nervous system and having an energizing effect on the mind when activated; cf. ida-nadi

पुराण ("Ancient [History]"): a type of popular encyclopedia dealing with royal genealogy, cosmology, philosophy, and ritual; there are eighteen major and many more minor works of this nature

पुरुष ("male"): the transcendental Self (atman) or Spirit, a designation that is mostly used in Samkhya and Patanjali's yoga-darshana

पूजा ("worship"): ritual worship, which is an important aspect of many forms of yoga, notably bhakti yoga and Tantra

पूरक ("filling in"): inhalation, an aspect of breath control (pranayama)

प्रकृति ("creatrix"): nature, which is multilevel and, according to Patanjali's yoga-darshana, consists of an eternal dimension (called pradhana or "foundation"), levels of subtle existence (called sukshma-parvan), and the physical or coarse realm (called sthula-parvan); all of nature is deemed unconscious (acit), and therefore it is viewed as being in opposition to the transcendental Self or Spirit (purusha)

प्रकृति-लय ("merging into Nature"): a high-level state of existence that falls short of actual liberation (kaivalya); the being who has attained that state

प्रत्याहार ("withdrawal"): sensory inhibition, the fifth limb (anga) of Patanjali's eightfold path

प्रसाद ("grace/clarity"): divine grace; mental clarity

प्राण ("life/breath"): life in general; the life force sustaining the body; the breath as an external manifestation of the subtle life force

प्राणायाम (from prana and ayama, "life/breath extension"): breath control, the fourth limb (anga) of Patanjali's eigthfold path, consisting of conscious inhalation (puraka) retention (kumbhaka) and exhalation (recaka); at an advanced state, breath retention occurs spontaneously for longer periods of time

बन्ध ("bond/bondage"): the fact that human beings are typically bound by ignorance (avidya), which causes them to lead a life governed by karmic habit rather than inner freedom generated through wisdom (vidya, jnana)

बिन्दु ("seed/point"): the creative potency of anything where all energies are focused; the dot (also called tilaka) worn on the forehead as indicative of the third eye

बुद्ध ("awakened"): a designation of the person who has attained enlightenment (bodhi) and therefore inner freedom; honorific title of Gautama, the founder of Buddhism, who lived in the sixth century B.C.E.

बुद्धि ("she who is conscious, awake"): the higher mind, which is the seat of wisdom (vidya, jnana); cf. manas

बोधि ("enlightenment"): the state of the awakened master, or buddha

बोधिसत्त्व ("enlightenment being"): in Mahayana Buddhist yoga, the individual who, motivated by compassion (karuna), is committed to achieving enlightenment for the sake of all other beings

ब्रह्म ("he who has grown expansive"): the Creator of the universe, the first principle (tattva) to emerge out of the ultimate Reality (brahman)

ब्रह्मचर्य (from brahma and acarya "brahmic conduct"): the discipline of chastity, which produces ojas

ब्रह्मन् ("that which has grown expansive"): the ultimate Reality (cf. atman, purusha)

ब्राह्मण  : a brahmin, a member of the highest social class of traditional Indian society; also an early type of ritual text explicating the rituals and mythology of the four Vedas; cf. Aranyaka, Upanishad, Veda

भक्त ("devotee"): a disciple practicing bhakti yoga

भक्ति ("devotion/love"): the love of the bhakta toward the Divine or the guru as a manifestation of the Divine; also the love of the Divine toward the devotee

भक्तियोग ("Yoga of devotion"): a major branch of the yoga tradition, utilizing the feeling capacity to connect with the ultimate Reality conceived as a supreme Person (uttama-purusha)

भक्तिसूत्र ("Aphorisms on Devotion"): an aphoristic work on devotional yoga authored by Sage Narada; another text by the same title is ascribed to Sage Shandilya

भगवत्गीता ("Lord's Song"): the oldest full-fledged yoga book found embedded in the Mahabharata and containing the teachings on karma yoga (the path of self-transcending action), samkhya yoga (the path of discerning the principles of existence correctly), and bhakti yoga (the path of devotion), as given by the God-man Krishna to Prince Arjuna on the battlefield 3,500 years or more ago

भागवत पुराण ("Ancient [Tradition] of the Bhagavatas"): a voluminous tenth-century scripture held sacred by the devotees of the Divine in the form of Vishnu, especially in his incarnate form as Krishna; also called Shrimad-Bhagavata

मण्डल ("circle"): a circular design symbolizing the cosmos and specific to a deity

मत्स्येन्द्र ("Lord of Fish"): an early Tantric master who founded the Yogini-Kaula school and is remembered as a teacher of Goraksha

मन्त्र (from the verbal root man "to think"): a sacred sound or phrase, such as om, hum, or om namah shivaya, that has a transformative effect on the mind of the individual reciting it; to be ultimately effective, a mantra needs to be given in an initiatory context (diksha)

मन्त्रयोग  : the yogic path utilizing mantras as the primary means of liberation

मर्मन् ("lethal [spot]"): in Ayurveda and yoga, a vital spot on the physical body where energy is concentrated or blocked; cf. granthi

महात्मा (from maha-atman, "great self"): an honorific title (meaning something like "a great soul") bestowed on particularly meritorious individuals, such as Gandhi

महाभारत ("Great Bharata"): one of India's two great ancient epics telling of the great war between the Pandavas and the Kauravas and serving as a repository for many spiritual and moral teachings

मानस ("mind"): the lower mind, which is bound to the senses and yields information (vijnana) rather than wisdom (jnana, vidya); cf. buddhi

माया ("she who measures"): the deluding or illusive power of the world; illusion by which the world is seen as separate from the ultimate singular Reality (atman)

मुद्रा ("seal"): a hand gesture (such as cin-mudra) or whole-body gesture (such as viparita-karani-mudra); also a designation of the feminine partner in the Tantric sexual ritual

मुनि ("he who is silent"): a sage

मैथुन ("twinning"): the Tantric sexual ritual in which the participants view each other as Shiva and Shakti respectively

मोक्ष ("release"): the condition of freedom from ignorance (avidya) and the binding effect of karma; also called mukti, kaivalya

राजयोग ("Royal Yoga"): a late medieval designation of Patanjali's eightfold yoga-darshana, also known as classical yoga

राधा  : the God-man Krishna's spouse; a name of the divine Mother

राम  : an incarnation of God Vishnu preceding Krishna; the principal hero of the Ramayana

रामायण ("Rama's life"): one of India's two great national epics telling the story of Rama; cf. Mahabharata

रेचक ("expulsion"): exhalation, an aspect of breath control (pranayama)

लय योग ("Yoga of dissolution"): an advanced form or process of Tantric yoga by which the energies associated with the various psycho-energetic centers (cakra) of the subtle body are gradually dissolved through the ascent of the serpent power (kundalini-shakti)

लिङ्ग ("mark"): the phallus as a principle of creativity; a symbol of God Shiva; cf. yoni

वैराग्य ("dispassion"): the attitude of inner ren

शक्ति ("power"): the ultimate Reality in its feminine aspect, or the power pole of the Divine; see also kundalini-shakti

शक्तिपात ("descent of power"): the process of initiation, or spiritual baptism, by means of the benign transmission of an advanced or even enlightened adept (siddha), which awakens the shakti within a disciple, thereby initiating or enhancing the process of liberation

शङ्कर ("He who is benevolent"): the eighth-century adept who was the greatest proponent of nondualism (Advaita Vedanta) and whose philosophical school was probably responsible for the decline of Buddhism in India

शिव ("He who is benign"): the Divine; a deity that has served yogins as an archetypal model throughout the ages

शिवसूत्र ("Shiva's Aphorisms"): like the Yoga Sutra of Patanjali, a classical work on yoga, as taught in the Shaivism of Kashmir; authored by Vasugupta (ninth century C.E.)

शिष्य ("student/disciple"): the initiated disciple of a guru

शुद्धि ("purification/purity"): the state of purity; a synonym of shodhana

शोधन ("cleansing/purification"): a fundamental aspect of all yogic paths; a category of purification practices in hatha yoga

श्रद्धा ("faith"): an essential disposition on the yogic path, which must be distinguished from mere belief

सत् ("being/reality/truth"): the ultimate Reality (atman or brahman)

सत्य ("truth/truthfulness"): truth, a designation of the ultimate Reality; also the practice of truthfulness, which is an aspect of moral discipline (yama)

सत्संग ("true company/company of Truth"): the practice of frequenting the good company of saints, sages, Self-realized adepts, and their disciples, in whose company the ultimate Reality can be felt more palpably

संन्यास ("casting off"): the state of renunciation, which is the fourth and final stage of life (see ashrama) and consisting primarily in an inner turning away from what is understood to be finite and secondarily in an external letting go of finite things; cf. vairagya

संन्यासिन् ("he who has cast off"): a renouncer

समत्व (या समता) ("evenness"): the mental condition of harmony, balance

समाधि ("putting together"): the ecstatic or unitive state in which the meditator becomes one with the object of meditation, the eighth and final limb (anga) of Patanjali's eightfold path; there are many types of samadhi, the most significant distinction being between samprajnata (conscious) and asamprajnata (supraconscious) ecstasy; only the latter leads to the dissolution of the karmic factors deep within the mind; beyond both types of ecstasy is enlightenment, which is also sometimes called sahaja-samadhi or the condition of "natural" or "spontaneous" ecstasy, where there is perfect continuity of superconscious throughout waking, dreaming, and sleeping

सम्प्रज्ञता-समाधि; see samadhi

संयम ("constraint"): the combined practice of concentration (dharana), meditation (dhyana), and ecstasy (samadhi) in regard to the same object

संसार ("confluence"): the finite world of change, as opposed to the ultimate Reality (brahman or nirvana)

संस्कार ("activator"): the subconscious impression left behind by each act of volition, which, in turn, leads to renewed psychomental activity; the countless samskaras hidden in the depth of the mind are ultimately eliminated only in asamprajnata-samadhi (see samadhi)

सहज ("together born"): a medieval term denoting the fact that the transcendental Reality and the empirical reality are not truly separate but coexist, or with the latter being an aspect or misperception of the former; often rendered as "spontaneous" or "spontaneity"; the sahaja state is the natural condition, that is, enlightenment or realization

सांख्य ("Number"): one of the main traditions of Hinduism, which is concerned with the classification of the principles (tattva) of existence and their proper discernment in order to distinguish between Spirit (purusha) and the various aspects of Nature (prakriti); this influential system grew out of the ancient (pre-Buddhist) Samkhya-Yoga tradition and was codified in the Samkhya-Karika of Ishvara Krishna (c. 350 C.E.)

साधना ("accomplishing"): spiritual discipline leading to siddhi ("perfection" or "accomplishment"); the term is specifically used in Tantra

सिद्ध ("accomplished"): an adept, often of Tantra; if fully Self-realized, the designation maha-siddha or "great adept" is often used

सिद्धयोग ("Yoga of the adepts"): a designation applied especially to the yoga of Kashmiri Shaivism, as taught by Swami Muktananda (twentieth century)

सिद्धि ("accomplishment/perfection"): spiritual perfection, the attainment of flawless identity with the ultimate Reality (atman or brahman); paranormal ability, of which the yoga tradition knows many kinds

सुषुम्ना-नाड़ी ("very gracious channel"): the central prana current or arc in or along which the serpent power (kundalini-shakti) must ascend toward the psychoenergetic center (cakra) at the crown of the head in order to attain liberation (moksha)

सूत्र ("thread"): an aphoristic statement; a work consisting of aphoristic statements, such as Patanjali's Yoga Sutra or Vasugupta's Shiva-Sutra

स्पन्द ("vibration"): a key concept of Kashmir's Shaivism according to which the ultimate Reality itself "quivers," that is, is inherently creative rather than static (as conceived in Advaita Vedanta)

स्वाध्याय ("one's own going into"): study, an important aspect of the yogic path, listed among the practices of self-restraint (niyama) in >Patanjali's eightfold yoga; the recitation of mantras (see also japa)

हठयोग ("Forceful Yoga"): a major branch of yoga, developed by Goraksha and other adepts c. 1000 C.E., and emphasizing the physical aspects of the transformative path, notably postures (asana) and cleansing techniques (shodhana), but also breath control (pranayama)

हठयोगप्रदीपिका ("Light on Hatha Yoga"): one of three classical manuals on hatha yoga, authored by Svatmarama Yogendra in the fourteenth century

हंस ("swan/gander"): apart from the literal meaning, this term also refers to the breath (prana) as it moves within the body; the individuated consciousness (jiva) propelled by the breath; see jiva-atman; see also parama-hamsa

हिरण्यगर्भ ("Golden Germ"): the mythical founder of yoga; the first cosmological principle (tattva) to emerge out of the infinite Reality; also called Brahma