The most common and most likely answer to this crossword clue is the 9 letter word PARTITION
I've seen this crossword clue in The Guardian
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More clues leading to the result PARTITION
Buddy explains!
The straight part
We know that "section" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case section = partition.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 PARTITION mean?
PARTITION noun- An action which divides a thing into parts, or separates one thing from another.
- A part of something that has been divided.
- An approach to division in which one asks what the size of each part is, rather than (as in quotition) how many parts there are.
- The division of a territory into two or more autonomous ones.
- A vertical structure that divides a room.
- That which divides or separates; that by which different things, or distinct parts of the same thing, are separated; boundary; dividing line or space.
- A part divided off by walls; an apartment; a compartment.
- The severance of common or undivided interests, particularly in real estate. It may be effected by consent of parties, or by compulsion of law.
- A section of a hard disk separately formatted.
- A division of a database or one of its constituting elements such as tables into separate independent parts.
- A collection of non-empty, disjoint subsets of a set whose union is the set itself (i.e. all elements of the set are contained in exactly one of the subsets).
- A musical score.
- To divide something into parts, sections or shares
- To divide a region or country into two or more territories with separate political status
- To separate or divide a room by a partition (ex. a wall), often use with off