Where does “كتلونيا” come from?

كتلونيا (Hijazi Arabic) comes from Catalan Catalunya, from Medieval Latin Cathalonia.

Ancestry of “كتلونيا”, step by step

StepLanguageWordMeaning
1CatalanCatalunya—
2Medieval LatinCathalonia—
Every word from Medieval Latin Cathalonia →Every word from Catalan Catalunya →