Dravya

Definition1: Meaning substance or properties of the nine eternal substances, being the earth, water, fire, air, ether, time, space and one’s self and mind. Abstract from the Vaisheshika Philosophy playing another great role in Ayurveda treatments.

Substance; matter

Definition2: Substance, the substratum of properties, one of the special properties of the nine eternal substances accepted in Ayurveda. The nine eternal substances are: Earth, Water, Fire, Air, Ether, Time, Space, Self, and Mind.