cloistral adjective3 •Of, pertaining to, resembling or living in a cloister.As to the marriage of the friars in this cloystral house, their founder, Ivon, in my opinion, was quite right in this notion. — 1766 •Sheltered from the world; monastic.Speak not! he is consecrated— / Breathe no breath across his eyes: / Lifted up and separated / On the hand of God he lies, / In a sweetness beyond touching,—held in cloistral sanctities. — 1844 •Secluded.[C]loistral avenues, / Where silence dwells if music be not there: […] — 1799 formsmore cloistral · most cloistral