(now historical) The monarch of the Holy Roman Empire, originally specifically prior to their formal coronation as emperor by the Pope.

(historical) The political dispute between the Italian government and the Roman Catholic Church, which lasted from 1861 to 1929, concerning control of Rome.

A native or inhabitant of Ancient Rome.

plural of Ancient Roman

The legal system of Ancient Rome. / The legal system applied in most of Western Europe until the end of the 18th century.

(literature) A type of 1950s French novel that diverged from classical literary genres; antinovel.

(possibly obsolete) Copper(II) sulfate; bluestone.

(Roman Catholicism) The Canon of the Mass, the oldest anaphora of the Roman rite of the Mass.

Of or relating to Ancient Rome.

Having a Roman numeral or numerals.