battery-powered

Thân thiện

A child plays with a battery-powered toy car on the floor.

Definition

1. Adjective:
   • Powered by one or more electric batteries: Describes a device, machine, or toy that operates using the electrical energy stored in one or more batteries as its primary or sole source of power.

Usage Examples

• Adjective:
  • The children received battery-powered toys for Christmas.
  • A battery-powered flashlight is essential for camping.
  • Many modern watches are battery-powered rather than mechanical.

Advanced Usage

• Technical/Descriptive Use: The term is often used in product specifications, manuals, and marketing to indicate a device's power source, contrasting with terms like "plug-in," "solar-powered," or "gas-powered."
  • The advantage of a battery-powered lawn mower is its quiet operation and lack of emissions.

Variants and Related Words

• Battery-operated (adj): A common synonym with identical meaning.

  • The surgeon used a battery-operated drill during the procedure.

• Rechargeable battery-powered (adj): Specifies that the device uses batteries that can be recharged.

  • I prefer rechargeable battery-powered tools to save money and reduce waste.

Synonyms

• Battery-operated: Functioning by means of batteries.
• Portable (when context implies battery use): Capable of being easily carried, often because it is not tethered to a power outlet.

Related Phrases/Compounds

• Battery-powered vehicle: A vehicle, such as a car or scooter, that uses electric batteries for propulsion.

  • Battery-powered vehicles are becoming increasingly popular.

• Battery-powered device: A general term for any apparatus that runs on batteries.

  • Please do not bring any battery-powered devices into the exam room.

Học thuật

Adjective

1. powered by one or more electric batteries
   • a battery-powered radio