Sadhaka
Located in the heart and responsible for intelligence, knowledge, memory, enthusiasm and consciousness by maintaining rhythmic contraction sadhaka is one of the five-pitta subdoshas.

Samadhi
It is the stage of self realization where harmony, calmness, concentration, awareness and mastery over mind, desires and body is achieved. Samana vayu
It means equalized movement of air. Located in the stomach and the duodenum this type of vata subtypes has the function of digestion of food materials, separation of waste products, regulation of composition of body fluids, body temperature and the movement of pitta and kapha.

Samkhya
This word means both "discriminative knowledge" and "enumeration". It is one of the schools of Hindu philosophy founded by Kapila that gives a systematic account of cosmic evolution according to twenty-five categories, namely:
Purusha or cosmic spirit
Prakruti or cosmic substance
Mahat or cosmic intelligence
Ahamkara or individuating principle
Manas or cosmic mind
Indriyas or ten abstract sense powers of cognition and action
Tanmatras or five subtle elements
Mahat bhutas or the five great elements

Samskara
The impression left in ones mind followed by any experience, imprints or some incident of the past consciously or unconsciously leaves samskara. It represents the root impressions derived from past experiences maybe of recent past or distant past.

Sandhaniya
It means to join. There are natural herbs that helps the body in healing of broken bones and torn ligaments and in uniting fractured and divided body parts.

Sarasvati
In Hindu mythology she is regarded as the goddess of speech and learning and is represented as the wife of Brahma.

Sat-Chid-Ananda
It means existence, reality, pure consciousness, the spirit, brahman, a being, bliss and delight.

Sattva
It means purity. First of the three gunas, it is the purest aspect and the sentient principle characterized by purity, luminosity, lightness, harmony and the production of pleasure.

Sattvic
It refers to the qualities that are pure, realistic and have the clarity of perception , which is responsible for goodness and happiness.

Shakha
It is a Sanskrit word meaning extremity.

Shirah
In Sanskrit it means head.

Shleshaka
Located in the body joints of the body, it is the fifth subtype of kapha, is viscous and oily and has the function to protect the bony joints by keeping them firm and united. It also helps in keeping the bones' function smooth.

Shodan
It refers to the cleansing methods. There are basically five cleansing methods, namely:
Vaman or therapeutic vomiting or emesis
Virechan or purgation
Basti or enema
Nasya or elimination of toxins through the nose
Raktamoksha or detoxification of the blood

Shukra
It is the last of the seven dhatus, the semen or the male reproductive tissue and has the major functions of producing sensation of ejaculation, fondness and strengthens the body.

Skandhas
It is a Sanskrit word meaning a heap, pile or aggregate. They are important tools for understanding the Buddhist doctrine of no self as they include with them all transitory, impermanent phenomena. The Five Skandhas as they are found in the body are as follows:
Body form Feelings of enjoyment and pleasure. Cognition of how to get what you want? How to actually indulge in pleasure? Formations Consciousness

Smrti
It is a Sanskrit word meaning the memory

Srotas
Literally means the source. It is a canal for nutrition in the body. All the dhatus have their own minute channels or srotas made up of extremely fine pores, originating from the heart cavity, and spreading throughout the body; they transport the nutrient fluid to all parts of the body for nourishment and growth.

Sukha
It is a Sanskrit word meaning happiness. Vata persons' experience of sukha is boring as in vata, sukha is superficial, physical, and shaky. Pitta sukha involves solving problems, understanding, and solving puzzles whereas Kapha sukha is passive, involving napping, eating or sitting.

Surya
It means the sun.

Sushumna Nadi
Nadi is the subtle energy field or channel by which the movements and configurations of sentient beings are controlled. Sushumna nadi starts from the first chakra and extends up to the crown chakra.

Sabda
Sound, tone, voice.

Sada
Six.

Sadavidha
Six types.

Sadhaka (Pitta)
Energizing, effective, accomplishing, one of the five types of pitta.

Sakuna
Relating to birds, having the nature of a bird, bird catcher.

Salakya tantra
Science using probes or cylindrical sticks for investigation and treatments, branch dealing with eyes, ears, nose and throat.

Salya tantra
Splinter (extraction) science, surgery.

Samanyaja
A result (disease) caused my many factors (two or all three dosas).

Samhita
Methodically arranged collection of verses, texts.

Samprapti
Pathogenesis, the complete route of manifestation of disease.

Samsarjana (karma)
Diets and activities practiced after a treatment to get back to normal routine and food.

Samyaka
Accurate, proper, correct.

Samyoga
Combination, connection, conjunction.

Sancaya
Accumulation, collection, gathering.

Sandra
Dense, thick, solid, compact.

Sankhapuspi
An herb used as a tonic for nervous system: Latin Name: Convolvulus pluricaulis.

Sanskrit
Purified, sanctified, the language used in Vedic age.

Sapta
Seven.

Sapta-dhatu
The seven constitutional elements or tissues of the body.

Sara
Liquid, fluid, moving, wandering.

Sarira
Body, physical body.

Sarpa
Snake, serpent.

Sarpagandha
Name of an herb used for lowering high blood pressure- Latin name: Rouwolfia serpentina.

Sarvangasana
A yoga posture.

Sastriya
According to original texts (Sastra), confirmable to sacred precepts.

Savasana
Dead body posture of Yoga.

Silajita
A black sticky mineral that leaks out of some mountains, black bitumen.

Sira
Any tubular vessel in the body - a vein, nerve or artery.

Sira
The head, skull.

Sirodhara
Pouring oil or any other liquid on forehead from a special pot.

Sirsasana
Head stand posture of Yoga.

Sita
Cold, chilly, frigid.

Slakshana
Smooth, polished, soft, tender, gentle.

Slesaka
Attaching, connecting.

Snehana
Lubricating, anointing, rubbing with oil, unction.

Snigdha
Sticky, viscid, unctuous, smooth, adhesive.

Sodhana
Cleaning, purifying, refining.

Sparsa
Touching, sense of touch.

Sringa
Horn.

Srvanam
The act of hearing, acquiring knowledge by hearing, transportation, carrying.

Sthana samsraya
Location in a place, relocation of dosas.

Sthira
Firm, hard, solid, compact, strong, immovable, fixed.

Sthula
Large, thick, big, gross, massive, stout.