About Vidyadhara (Buddhism)
Vidyadhara is the word in Buddhist literature for a person having the great knowledge (vidya) of mantras and other esoteric knowledge of occult practices such as recitation of spells, samatha, and alchemy. A realized master on one of the four stages on the tantric path of Mahayoga. Another Buddhist definition is: Bearer of the profound method, the knowledge which is the wisdom of deity, mantra and great bliss.