[śiṣyate'nena śās-ṣṭran] 1 An order, a command, rule, precept.

2 A sacred precept or rule, scrip- tural injunction.

3 A religious or sacred treatise, sacred book, scrip- ture; see comps. below.

4 Any department of knowledge, science; iti guhyatamaṃ śāstraṃ Bg. 15. 20; śāstre- ṣvakuṃṭhitā buddhiḥ R. 1. 19; often at the end of comp. after the word de- noting the subject, or applied col- lectively to the whole...