The most common and most likely answer to this crossword clue is the 9 letter word DETRACTOR
I've seen this crossword clue in Independent
D
E
T
R
A
C
T
O
R
More clues leading to the result DETRACTOR
- Heartless drive on farm vehicle that runs one down
- He disparages thespian after adventure
- Muck-raker’s rubbish transported to the north
- Daughter with primarily electric vehicle one belittles
- Revolutionary nonsense transported critic
- Conclusion to Father Ted recalled by thespian critic
- Critic and editor standing on farm machinery
- One critical of French farmer’s tower
- Critic and editor returned by vehicle rarely seen in city streets
- Knocker hauled up on hill
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does DETRACTOR mean?
DETRACTOR noun- A person who belittles the worth of another person or cause.