der Akku
Translation
rechargeable battery, battery pack, accumulator
Examples
Mein Handy-Akku ist fast leer.
My phone battery is almost empty.
Ich muss den Akku aufladen.
I have to charge the battery.
Grammar Patterns
the battery of sth. der Akku von et3 The battery of my laptop is old.
the battery for sth. der Akku für et4 I need a new battery for my camera.
Similar Words
Synonyms: Batterie (battery)
Etymology
A shortened form of 'Akkumulator' (accumulator), which comes from the Latin 'accumulare' (to accumulate).
Memory Tips
It sounds like 'a coup' of energy, a quick charge to take over.