Claus'tral, a.

a. [Fr. claustral, L. Lat. claustralis, from Lat. claustrum, lock, bar, inclosure, L. Lat. cloister, from Lat. claudere, to shut.] Relating to a cloister, or religious house.

Claustral prior, one who governs a priory by commendam, deriving his jurisdiction wholly from an abbot. Ayliffe.