Learn how to say Cloistering correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word cloister:
a covered walk, usually around a quadrangle in a religious institution, having an open arcade or colonnade on the inside and a wall on the outside
(sometimes plural) a place of religious seclusion, such as a monastery
life in a monastery or convent
(transitive) to confine or seclude in or as if in a monastery
C13: from Old French cloistre, from Medieval Latin claustrum monastic cell, from Latin: bolt, barrier, from claudere to close; influenced in form by Old French cloison partition