From Longman Dictionary of Contemporary Englishstart over phrasal verb American EnglishSTART DOING somethingto start doing something again from the beginning, especially because you want to do it better If you make a mistake, just erase it and start over. → start→ See Verb table
Examples from the Corpus
start over• If you make a keying error, just delete it and start over.• In 1960 the family fled the island of Cuba and, like many others, started over in Miami. 