Longman Dictionary of Contemporary English
public prosecutor
noun
EXAMPLES FROM CORPUS
▪ All prosecutions are undertaken by the public prosecutor, the Lord Advocate, or his subordinates, the procurators fiscal.
▪ Four were arrested on the orders of the chief public prosecutor, but Mr Honecker was let off because of ill health.
▪ He was later charged with trespass, and the public prosecutor in Mannheim will this week decide whether other charges will follow.
▪ It demonstrated the excesses that are possible in the present climate of confusion and for which the chief public prosecutor has apologised.
▪ On June 14, 1961, at the request of Milan's public prosecutor, it was seized by 25 plain-clothes policemen.
WordNet
public prosecutor
n. a government official who conducts criminal prosecutions on behalf of the state [syn: prosecutor, prosecuting officer, prosecuting attorney]
Wikipedia
Public Prosecutor (TV series)
Public Prosecutor was an American television series produced in 1947–1948, which first aired in 1951.