The name of the game?

Serious Games or Games-based Learning (GBL) has been causing a stir among corporate and academia.  It is now perceived as the 'next generation e-learning', containing benefits of e-learning being accessible and any time anywhere learning, but going beyond e-learning and offering an engaging and immersive experience. 

The word 'game' has been in debate - 'do we use it or not?' when talking about Serious Games or GBL.  Some say yes, as it highlights the learning experience is engaging and fun, and not just another e-learning package.  Some say no, the use of the word game is too frivolous.  We would like to know your opinion...........