Sentence:  His chelas were required to assume the matsyendra posture dressed in hand-woven diapers while he read aloud from <WSD>Rig-Veda</WSD> and an assistant guru examined their purses in another room - nothing was stolen ; the purpose was less immediate . 
Meaning of the word marked with <WSD> tags:  a Veda consisting of a collection of Hindu poems dating from before 2000 BC