(Hindu Myth.) The One First Cause; also, one of the triad of Hindu gods. The triad consists of Brahma, the Creator, Vishnu, the Preserver, and Siva, the Destroyer. Note: According to the Hindu religious books, Brahma (with the final a short), or Brahm, is the Divine Essence, the One First Cause, the All in All, while the personal gods, Brahmá (with the final a long), Vishnu, and Siva, are emanations or manifestations of Brahma the Divine Essence.