The Collaborative International Dictionary
Claustral \Claus"tral\, a. [F., fr. LL. claustralis, fr. L.
claustrum. See Cloister.]
Cloistral.
--Ayliffe
[1913 Webster] ||
Claustrum \Claus"trum\, n.; pl. Claustra. [L., a bolt or bar.] (Anat.) A thin lamina of gray matter in each cerebral hemisphere of the brain of man. -- Claus"tral, a.
Douglas Harper's Etymology Dictionary
"resembling a cloister," early 15c., from Middle French claustral (15c.) and directly from Medieval Latin claustralis "pertaining to a claustrum" (see cloister).
Wiktionary
a. 1 Of or pertaining to a cloister. 2 Having cloisters; cloistered.
Usage examples of "claustral".
Women will pass me lightly, women with open and inviting faces, but they will not attract me, and there will come beautiful women, women with that touch of claustral preoccupation which forbids the thought of any near approach.
How vain and all ignoble seems that greed To him who stands in this dim claustral air With these most sacred ashes at his feet!
To do this, he had to admit to the monastery's system of informers, a system maintained with a grim determination by the Claustral Prior, even in the face of the liberal monastic verities of St.