Where does “Algier” come from?

Algier (German) comes from French Algier, from Arabic اَلْجَزَائِر, from Arabic جَزِيرَة — island.

Ancestry of “Algier”, step by step

StepLanguageWordMeaning
1FrenchAlgier—
2Arabicاَلْجَزَائِرthe islands; Algiers
3Arabicجَزِيرَةisland
Every word from Arabic جَزِيرَة →Every word from Arabic اَلْجَزَائِر →Every word from French Algier →