Monsignor (/mɒnˈsiːnjər/ mon-SEEN-yər; Italian: monsignore [monsiɲˈɲoːre]) is a form of address or title for certain members of the clergy in the Catholic Church. Monsignor is the apocopic form of the Italian monsignore, meaning "my lord". "Monsignor" can be abbreviated as Mons. or Msgr. In some countries, the title "monsignor" is used as a form of address for bishops. However, in English-speaking countries, the title is unrelated to the episcopacy, though many priests with the title later become bishops.
The title "monsignor" is a form of address, not an appointment (such as a bishop or cardinal). A priest cannot be "made a monsignor" or become "the monsignor of a parish". The title "Monsignor" is normally used by clergy who have received one of the three classes of papal honors: