[f. Barnab-as name of the apostle: see -ITE.] A member of the religious order ‘thus called from the church of St. Barnabas at Milan’ (Chambers, Cycl., 1751).

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1706.  Dupin’s Eccl. Hist. 16th C., II. IV. xi. 450. The Founders of the Order of Barnabites … were instructed by a Famous Preacher, one Serasino, who advised them to read St. Paul constantly, from whence they were called Clerks of St. Paul.

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