What does the cryptic crossword clue "Brighton ref nit-picking — hosts raised hell (7)" mean?

The definition is "hell". The wordplay uses a hidden word. Hidden reversed in "brightON REF NIt-picking — hosts raised hell" The answer is INFERNO.

Brighton ref nit-picking — hosts raised hell (7)

Guardian Cryptic #28914 | 2 Down | 2022-11-14 flower