The most common and most likely answer to this crossword clue is the 10 letter word SYMPHONIES
I've seen this crossword clue in Financial Times
S
Y
M
P
H
O
N
I
E
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 SYMPHONIES mean?
SYMPHONIES noun- An extended piece of music of sophisticated structure, usually for orchestra.
- An instrumental introduction or termination to a vocal composition.
- Harmony in music or colour, or a harmonious combination of elements.
- A symphony orchestra.