A treatise for authoritative instruction among the Hindoos; a book of institutes; especially, a treatise explaining the Vedas.

word which designates non-religious ancient texts, although they were written in Sanskrit; they are mainly related to philosophy

A class of ancient Indian scriptures.

Sacred scripture. The whole system of yogic teachings revolves around an immense body of shastras.

Revealed scripture, or an authorized textbook in any subject.

Sanskrit treatise

Ancient treatise or tome that was generally written in Sanskrit.

Shastra is a Sanskrit word used (to be pronounced (shaastra) to denote education/knowledge in a general sense. The word is generally used as a suffix in the context of technical or specialised knowledge in a defined area of practice. e.g. Vaastu Shastra, Artha Shastra.In essence, the word "shaastra' is the knowledge which is based on principles that are "timeless - It doesn't change with the time, place or circumstances.