The most common and most likely answer to this crossword clue is the 9 letter word ACCOUNTED
I've seen this crossword clue in Financial Times
A
C
C
O
U
N
T
E
D
More clues leading to the result ACCOUNTED
Buddy explains!
The straight part
We know that "Explained" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case explained = accounted.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 ACCOUNTED mean?
ACCOUNTED verb- To provide explanation.
- To count.