Where does “アルマトイ” come from?

アルマトイ (Japanese) comes from Russian Алматы, from Kazakh Алматы, from Kazakh алма, from Proto-Turkic alma — apple.

Ancestry of “アルマトイ”, step by step

StepLanguageWordMeaning
1RussianАлматы—
2KazakhАлматы—
3Kazakhалмаapple, "Malus pumila"
4Proto-Turkicalmaapple
Every word from Proto-Turkic alma →Every word from Kazakh алма →Every word from Kazakh Алматы →