Guibertine

== English == === Etymology === From Guibert +‎ -ine. === Adjective === Guibertine (not comparable) (historical) Relating to Guibert of Ravenna (c. 1029 – 1100), antipope as Clement III from 1080 to 1100, and his supporters. === Noun === Guibertine (plural Guibertines) (historical) A supporter of Guibert of Ravenna.