1. secluded from the outside world; sheltered or isolated, especially in a monastery or convent
Usage: often used to describe religious communities or their members
2. protected from the harsh realities or challenges of ordinary life; sheltered from experience
Usage: used figuratively to describe people or their upbringing

Examples

• The cloistered monks spent their lives in prayer and contemplation within the monastery walls.
• She grew up in a cloistered environment and had little contact with the outside world.
• The cloistered garden was surrounded by high stone walls and accessible only to the nuns.
• His cloistered upbringing left him unprepared for the challenges of modern society.
• The university's cloistered campus offered students a peaceful retreat from urban life.
• Cloistered scholars devoted themselves entirely to their research and studies.