This is the 685th most frequent Italian word.
raccontare
To tell or narrate.
Here, 'raccontare' means 'to narrate or recount,' as she narrates or documents her experience.
Ha deciso di raccontare la sua esperienza in un libro.
She decided to tell her experience in a book.
In this sentence, 'raccontare' is used to mean 'to tell' as in sharing a story or anecdote with someone.
Mi piace ascoltare storie; puoi raccontarmene una?
I like listening to stories; can you tell me one?
Here, 'raccontare' conveys 'to narrate,' referring to the professor sharing anecdotes during his speech.