The most common and most likely answer to this crossword clue is the 8 letter word PIANISTS
P
I
A
N
I
S
T
S
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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 PIANISTS mean?
PIANISTS noun- A person who plays the piano, particularly with skill or as part of an orchestra.
- (WWII) A spy using radio or wireless telegraphy to keep in touch with headquarters during the Second World War