The etymology of the word ‘Raaga’:
The word raaga has many meanings. Raaga means love, color (referring to red in particular), emotion, bliss, comfort, beauty, pathos , passion, attraction etc., In common parlance, however, raaga is understood as the essence of a song/music. Now what does the etymology of the word say? 'रञ्जनाद्रागः'- It means one that entertains.