The most common and most likely answer to this crossword clue is the 7 letter word SCHISMS
I've seen this crossword clue in The Guardian
S
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Buddy explains!
The straight part
We know that "divisions" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case divisions = schisms.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 SCHISMS mean?
SCHISMS noun- A split or separation within a group or organization, typically caused by discord.
- A formal division or split within a religious body.
- A split within Christianity whereby a group no longer recognizes the Bishop of Rome as the head of the Church, but shares essentially the same beliefs with the Church of Rome. In other words, a political split without the introduction of heresy.