* "The room was entirely empty." (This means there was nothing in the room at all.)
* "I am not entirely sure what to do." (This means you are unsure, but not completely unsure.)
* "She was entirely focused on her work." (This means her attention was completely on her work.)
* "The project was entirely funded by donations." (This means all of the money for the project came from donations.)
* "The book was entirely written in verse." (This means the entire book was in poetic form.)
As you can see, "entirely" is used to emphasize that something is complete or absolute.
