Definitions for "Bhagavan"
Actually it means the Lord. But usually it is used as a term of respect for an honoured person
The Personality of Godhead, who possesses in full the six opulences ( bhagas) of perfection - strength, fame, beauty, knowledge, renunciation, and power to control.
(tib bcom ldan 'das) an epithet of the Buddha. He who has vanquished (bcom) the four demons, possess (ldan) all the qualities of realisation, and is beyond ('das) samsara and nirvana.