[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).
1706. Dupins 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.