The most common and most likely answer to this crossword clue is the 9 letter word THREE-PLY
I've seen this crossword clue in Financial Times
T
H
R
E
E
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P
L
Y
More clues leading to the result THREE-PLY
Buddy explains!
The straight part
We know that "Multi-layered" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case multi-layered = three-ply.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 THREE-PLY mean?
THREE-PLY noun- Yarn having three strands
- Having three strands or layers