The term 'GIVE POWER TO' can be broken down into three crossword solutions: ENABLE (6 letters), LET (3 letters), and FUEL (4 letters). To give power to something is to ENABLE it, LET it, or FUEL it. To ENABLE something is to give it the ability to do something, while to LET something is to allow it to do something. Finally, to FUEL something is to provide it with the energy it needs to do something. Therefore, the phrase 'give power to' can be interpreted as giving something the ability, permission, and energy to do something.