The most common and most likely answer to this crossword clue is the 8 letter word OFFSHOOT
I've seen this crossword clue in The Daily Telegraph
O
F
F
S
H
O
O
T
More clues leading to the result OFFSHOOT
- A consequence of murders: riot
- Unsatisfactory film development on the side
- A consequence of murders: scream
- Branch temporarily unattracted by open fire?
- Branch frequently receiving loud order to go away
- Branch cancelled filming work
- I’m not on fire: the creeping runner said it
- Business subdivision, say, cancelled photographic session
- Branch in High Street will keep bonnet that’s reduced
- Bad fire in branch
Buddy explains!
The straight part
We know that "Derivative" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case derivative = offshoot.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 OFFSHOOT mean?
OFFSHOOT noun- That which shoots off or separates from a main stem or branch of a plant.
- That which develops from something else.