The most common and most likely answer to this crossword clue is the 9 letter word CLOISTERS
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The straight part
We know that "places of refuge" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case places of refuge = cloisters.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 CLOISTERS mean?
CLOISTERS noun- A covered walk with an open colonnade on one side, running along the walls of buildings that face a quadrangle; especially:
- A place, especially a monastery or convent, devoted to religious seclusion.
- The monastic life.
- To become a Roman Catholic religious.
- To confine in a cloister, voluntarily or not.
- To deliberately withdraw from worldly things.
- To provide with a cloister or cloisters.
- To protect or isolate.