Frequency: The word is one of the 3000 most common words in English.
1.
Ultimately means finally, after a long and often complicated series of events.
...a tough but ~ worthwhile struggle.
= eventually
ADV: ADV with v, ADV adj
2.
You use ~ to indicate that what you are saying is the most important point in a discussion.
Ultimately, Bismarck’s revisionism scarcely affected or damaged British interests at all.
ADV: ADV with cl