Where does “Zentralafrika” come from?

Zentralafrika (German) comes from German zentral, from Latin centrālis, from Latin centrum, from Ancient Greek κέντρον, from Proto-Hellenic *kéntron, from Proto-Indo-European *ḱéntrom — pointed tool.

Ancestry of “Zentralafrika”, step by step

Zentralafrika traces back through two separate lines of ancestry.

via German zentral

StepLanguageWordMeaning
1Germanzentralcentral; centrally
2Latincentrāliscentral, in the middle
3Latincentrumcenter
4Ancient GreekκέντρονSomething with a sharp point: point, spike, spur;...
5Proto-Hellenic*kéntron
6Proto-Indo-European*ḱéntrompointed tool

via German Afrika

StepLanguageWordMeaning
1GermanAfrikaAfrica
Every word from Proto-Indo-European *ḱéntrom