SELF-ACTING Synonyms: 18 Similar and Opposite Words

self-acting

adjective

ˌself-ˈak-tiŋ

Definition of self-acting

as in automated

designed to replace or decrease human labor and especially physical labor self-acting machines that were ushered in with the industrial revolution

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Recent Examples of Synonyms for self-acting

Adjective

Massive infrastructure investments are also going toward increasing cloud capacity and AI compute power to handle real-time visibility, demand sensing and automated routing.

— Arthur Zaczkiewicz, Footwear News, 28 Oct. 2026
The system monitors equipment conditions, identifies abnormalities, and can initiate automated responses.

— Aamir Khollam, Interesting Engineering, 20 Oct. 2026

Definition of automated

Adjective

Non-metallic shells insulate metallic components, conductive feet provide grounding, and automatic cutoffs monitor temperature.

— Prabhat Ranjan Mishra, Interesting Engineering, 30 Oct. 2026
The Sacramento County District Attorney’s Office charged Hernandez Santana, 65, with firing a gun into an inhabited building, assault with a semi-automatic firearm and firing a gun in a grossly negligent manner.

— Rosalio Ahumada, Sacbee.com, 29 Oct. 2026

Definition of automatic

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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“Self-acting.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/self-acting. Accessed 2 Nov. 2026.

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Synonyms of self-acting

adjective

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