- cloistersuch an arcade in a monastery;
- claustrophobiaThe abnormal fear of closed, tight places.
- claustralOf or pertaining to a cloister.
- claustrophiliaThe love of, or arousal from, enclosed, tight places.
- claustrophiliacOne who has claustrophilia.
- claustrophilicOf or relating to claustrophilia.
- claustrophobeOne who suffers from claustrophobia.
- claustrumA thin, irregular sheet of grey matter underneath the inner part of the neocortex on both sides of the brains of mammals; its exact function is not understood, but it is believed to facilitate coordination between senses