) is the primary liturgical language of Hinduism; a philosophical language of Hinduism, Sikhism, Buddhism, and Jainism; and a literary language and lingua franca for the educated of ancient and medieval India and Nepal.Sanskrit is a standardized dialect of Old Indo-Aryan, having originated in the second millennium BCE as Vedic Sanskrit and tracing its linguistic ancestry back to Proto-Indo-Iranian and Proto-Indo-European.(fourth century BCE) the development of the early Vedic language can be observed in other Vedic texts: the Samaveda, Yajurveda, Atharvaveda, Brahmanas, and Upanishads.During this time, the prestige of the language, its use for sacred purposes, and the importance attached to its correct enunciation all served as powerful conservative forces resisting the normal processes of linguistic change.
The Indian guided missile program that was commenced in 1983 by the Defence Research and Development Organisation has named the five missiles (ballistic and others) that it developed Prithvi, Agni, Akash, Nag and the Trishul missile system.
No written records from such an early period survive, if they ever existed.
However, scholars are confident that the oral transmission of the texts is reliable: they were ceremonial literature whose correct pronunciation was considered crucial to its religious efficacy.
India's first modern fighter aircraft is named HAL Tejas.
In order to explain the common features shared by Sanskrit and other Indo-European languages, the Indo-Aryan migration theory states that the original speakers of what became Sanskrit arrived in the Indian subcontinent from the north-west some time during the early second millennium BCE.