power-driven

Thân thiện

A worker uses a power-driven drill to make a hole in a wooden board.

Definition

1. Adjective:
   • Powered by a motor or engine: Describes a tool, machine, or device that operates using mechanical power from a motor, as opposed to being operated manually by hand.

Usage Examples

• Adjective:
  • The carpenter switched from manual saws to power-driven tools for greater efficiency.
  • A power-driven pump is essential for moving large volumes of water quickly.

Advanced Usage

• Technical/Industrial Context: Often used to specify the type of machinery in technical manuals, safety regulations, or product descriptions to distinguish from manual or hand-powered alternatives.
  • Regulations require guards on all power-driven rotating machinery.

Variants and Related Words

• Motor-driven (adj): A direct synonym, emphasizing the motor as the source of power.
  • The conveyor belt is motor-driven.
• Powered (adj): A more general term meaning supplied with power. "Power-driven" is a specific type of powered device.
  • The vehicle is battery-powered.

Synonyms

• Motorized: Equipped with or powered by a motor.
• Mechanized: Equipped with machinery, especially to replace human or animal labor.

Related Phrases

• Power tool (n): A common compound noun for a portable power-driven tool used in workshops.
  • Drills and sanders are typical power tools.

Học thuật

Adjective

1. powered by a motor
   • a power-driven hand tool