emphasis You use immeasurably to emphasize the degree or extent of a process or quality. They have improved immeasurably since their arrival = infinitely
to an immeasurable degree; beyond measurement; "the war left him immeasurably fearful of what man can do to man
emphasis If you describe something as immeasurable, you are emphasizing how great it is. His contribution is immeasurable. used to emphasize that something is too big or too extreme to be measured