Technology / A2

BATR-ee/ˈbætri/

A battery stores electricity for a machine: a phone battery, change the batteries. Charge the battery; a flat battery has no power left. Bakery makes bread — different word. A battery of tests is a later metaphor for a set.

Meaning

A small object that stores electricity for a device.

Examples

• “My phone needs a new battery.”
• “My phone battery dies by the afternoon.”
• “The remote needs two new batteries.”

Good to know

charge / a flat battery. Countable: a battery, two batteries.

Topics

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