झीलें कैसे बनती हैं दुनिया की सबसे बड़ी बैटरी

What does “jheel” mean in Hindi?

This science explainer reveals the world’s biggest “battery” isn’t lithium at all: «यह दुनिया की सबसे बड़ी battery नहीं है, यह झीलें हैं» (“this isn’t the world’s biggest battery, these lakes are”). झील (jheel) means “a lake.” Two lakes at different heights store energy by pumping water up, then letting it fall through turbines.

The word carries real poetry in Hindi and Urdu: Kashmir’s famous Dal झील, the lakes that fill film songs and ghazals. Note how the clip borrows English wholesale for the tech, battery, grid, turbine, while keeping झील for the lake itself. Old word, brand-new job.