वेद

The Sanskrit veda (वेद) derives from the root vid- (to know, to see, to find), which in turn descends from the Proto-Indo-European root *weyd- (to see). This root is extraordinarily productive across the Indo-European family: it gives Latin videre (to see), which produces vision, video, evident, and provide; Greek eidenai (to know), which produces idea and history; English wit and wise; and the Germanic forms that produce German wissen (to know). The Vedic tradition's choice of this root for its most sacred literature is philosophically meaningful: veda names knowledge of the order witnessed or found in reality, not constructed or argued. The Vedas were described as śruti — 'that which is heard' — rather than smṛti (memory, tradition), reflecting the belief that the Vedic seers (ṛṣis) directly perceived the texts as existing eternally in sound, and that the Vedic revelation was discovered rather than composed.

The Vedas as a corpus consist of four collections: the Ṛgveda (knowledge of praise verses), the Sāmaveda (knowledge of chants), the Yajurveda (knowledge of sacrificial formulas), and the Atharvaveda (knowledge attributed to the seer Atharvan). The Ṛgveda is the oldest, with its core hymns composed roughly between 1700 and 1100 BCE, making it the oldest substantial literature of the Indo-European world. Each Veda consists of multiple layers composed over centuries: the Saṃhitā (the hymn or mantra collection), the Brāhmaṇas (prose ritual commentaries), the Āraṇyakas (forest treatises), and the Upanishads (the philosophical conclusions). The Upanishads — also called Vedānta, 'the end of the Veda' — represent the philosophical culmination of the Vedic literature and became the source texts for India's major philosophical schools.

The oral transmission of the Vedas represents one of the most remarkable feats of cultural memory in human history. Brahmin families preserved specific Vedic texts through elaborate systems of recitation that included not just the words but the exact pitch accent of every syllable, and multiple methods of recitation designed to prevent errors: the texts were recited forward, backward, in interweaved patterns, in combinations — creating a system of redundancy in which any corruption could theoretically be detected. The Ṛgveda's 10,552 verses were transmitted with astonishing accuracy across more than three millennia before ever being written down. Modern scholars comparing the oral and manuscript traditions have found remarkably few variants. UNESCO recognized the Vedic chanting tradition on its Intangible Cultural Heritage list in 2003.

The word veda entered English primarily through 19th-century Sanskrit scholarship. Max Müller's translation of the Ṛg-Veda Saṃhitā (1849–1874) was the first major scholarly encounter with the Vedic literature in English, and his Sacred Books of the East series brought Vedic and Upanishadic texts to Western readers systematically. The word veda appears in English as the name for the corpus itself and in compounds: Ayurveda (the knowledge of life/longevity), Gandharva Veda (the knowledge of music), and architectural, military, and administrative Vedas — demonstrating the word's extension, in Sanskrit tradition, to any comprehensive system of authoritative knowledge.