self-acting

/'self'æktiɳ/

Thân thiện

A self-acting sprinkler system turns on automatically when it detects heat.

Definition

Adjective: Operating or functioning automatically, without direct human control or intervention; designed to activate, move, or regulate itself.

Usage

The adjective "self-acting" describes a mechanism, device, or system that performs its intended function independently, once set in motion or under specific conditions. It emphasizes autonomy and automatic operation.

Examples

• The factory installed self-acting valves that open and close based on water pressure.
• This is a self-acting machine; it requires an operator only to start and stop the main process.
• The invention of the self-acting mule was a major advancement in textile manufacturing.

Advanced Usage

• Technical/Engineering Context: The term is often used in technical, engineering, or industrial descriptions to denote automation.
  • The engineer designed a self-acting control circuit for the ventilation system.

Variants and Related Words

• Self-activating (adj): Often used interchangeably with "self-acting," specifically highlighting the ability to start automatically.
  • a self-activating emergency light
• Automatic (adj): A more common and general synonym.
• Automated (adj): Often implies a more complex system of automatic control.

Synonyms

• Automatic
• Self-operating
• Self-regulating
• Autonomous (in the context of machines)

Antonyms

• Manual
• Hand-operated

Học thuật

Adjective

1. designed to activate or move or regulate itself
   • a self-activating sprinkler system

Từ đồng nghĩa

• self-activating
• self-moving
• self-regulating