first. When used in terms of grading or attainment it means the first black-belt grade. The term is also used generally to mean the first of a series, e.g., heian shodan -- the first shotokan kata.
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