Massacres are individual acts of mass killing of civilians or noncombatants, almost always characterised as having distinct political significance in shaping subsequent events.
Below is a list of incidents that are commonly referred to as massacres, though other incidents may also qualify yet not be called massacres.
... The intense study of the structure of Sanskrit at this time led to the beginnings of linguistics. The oldest surviving Sanskrit grammar is Paanini's c. 500 BC ...