cloisterer
/ˈklɔɪstərər/Definitions
1. noun
A person who lives in a cloister, especially a monk or nun.
“The monastery was home to several cloisterers who devoted their lives to prayer and contemplation.”
2. noun
A person who is secluded or withdrawn, especially for spiritual or intellectual pursuits.
“The author became a cloisterer in her remote mountain retreat, where she wrote her most acclaimed novels.”