one of the Seven Hills of Rome: site of a palace used (1870-1946) as a royal residence, later as the presidential residence
Origin:
L Quirinalis, after Quirinus: see Quirinus
See Quirinal in American Heritage Dictionary 4
One of the seven hills of ancient Rome, traditionally occupied by the Sabines. A papal palace was built here in the 16th century and served as the residence of Italian kings from 1870 to 1946.