self-acting
/'self'æktiɳ/
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
Adjective
-
designed to activate or move or regulate itself
-
a self-activating sprinkler system
-
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