Sutra

Sūtra

... from PIE *siH-/syuH- 'to sew'), as does the medical term "suture." The word "sutra" was very likely meant to apply quite literally to these texts, as they were written down in books of palm leaves sewn together with ... In ancient Indian literature, sutra denotes a distinct type of literary composition, based on short aphoristic statements, generally using various ... commentaries (Sanskrit bhāṣya) on the sutras were added, to clarify and explain them ...