MONSEIGNEUR
Noun
Monseigneur (plural Monseigneurs or Messeigneurs)
Alternative letter-case form of monseigneur
Etymology
Noun
monseigneur (plural monseigneurs or messeigneurs)
An honorific form of address for an eminent person in France, especially under the Ancien RĂ©gime.
(in particular) A title of the Dauphin of France.
Source: Wiktionary
Mon`sei`gneur", n.; pl. Messeigneurs. Etym: [F., fr. mon my +
seigneur lord, L. senior older. See Senior, and cf. Monsieur.]
Definition: My lord; -- a title in France of a person of high birth or
rank; as, Monseigneur the Prince, or Monseigneur the Archibishop. It
was given, specifically, to the dauphin, before the Revolution of
1789. (Abbrev. Mgr.)
Source: Webster’s Unabridged Dictionary 1913 Edition