Webster's 1913 Dictionary
SISTINE
SISTINE Sis "tine, a.Etym: [It. sistino.]
Defn: Of or pertaining to Pope Sixtus. Sistine chapel, a chapel in the Vatican at Rome, built by Pope Sixtus IV. , and decorated with frescoes by Michael Angelo and others.
New American Oxford Dictionary
Sistine
Sis tine |ˈsistēn ˈsɪstin | ▶adjective of or relating to any of the popes called Sixtus, esp. Sixtus IV. ORIGIN from Italian Sistino, from Sisto ‘Sixtus. ’
Sistine Chapel
Sis tine Chap el a chapel in the Vatican, built in the late 15th century by Pope Sixtus IV, containing a painted ceiling and fresco of the Last Judgment by Michelangelo and also frescoes by Botticelli.
Oxford Dictionary
Sistine
Sistine |ˈsɪstiːn, -tʌɪn | ▶adjective relating to any of the popes called Sixtus, especially Sixtus IV. ORIGIN from Italian Sistino, from Sisto ‘Sixtus ’.
Sistine Chapel
Sis |tine Chapel a chapel in the Vatican, built in the late 15th century by Pope Sixtus IV, containing a painted ceiling and fresco of the Last Judgement by Michelangelo and also frescoes by Botticelli.
The Wordsmith Dictionary