Means "lord of kings", derived from Sanskritराज (raja) meaning "king" combined with the name of the Hindu god INDRA, used here to mean "lord". This was the name of two 11th-century rulers of the Chola empire in southern India.
Means "possessing drops of rain" from Sanskritइन्दु (indu) meaning "a drop" and र (ra) meaning "acquiring, possessing". Indra is the name of the ancient Hindu warrior god of the sky and rain. He is the chief god in the Hindu text the Rigveda.