What does the cryptic crossword clue "Reveal large newt that's disturbed itinerant (3,3,9)" mean?

The wordplay uses an anagram. anagram of REVEAL + LARGE + NEWT = NEWAGETRAVELLER The answer is NEWAGETRAVELLER.

Reveal large newt that's disturbed itinerant (3,3,9)

Daily Mail Cryptic #17005 | 6 Down | 2023-01-05 flower