MECHANICAL Synonyms: 170 Similar and Opposite Words

Q: How is the word 'mechanical' distinct from other similar adjectives?

Some common synonyms of mechanical are automatic , impulsive , instinctive , and spontaneous . While all these words mean "acting or activated without deliberation," mechanical stresses the lifeless, often perfunctory character of the response. // a mechanical teaching method

Q: When might 'automatic' be a better fit than 'mechanical'?

While in some cases nearly identical to mechanical , automatic implies action engaging neither the mind nor the emotions and connotes a predictable response. // his denial was automatic

Q: When would 'impulsive' be a good substitute for 'mechanical'?

While the synonyms impulsive and mechanical are close in meaning, impulsive implies acting under stress of emotion or spirit of the moment. // impulsive acts of violence

Q: When can 'instinctive' be used instead of 'mechanical'?

The synonyms instinctive and mechanical are sometimes interchangeable, but instinctive stresses action involving neither judgment nor will. // blinking is an instinctive reaction

Q: When is 'spontaneous' a more appropriate choice than 'mechanical'?

Although the words spontaneous and mechanical have much in common, spontaneous implies lack of prompting and connotes naturalness. // a spontaneous burst of applause

mechanical

adjective

mi-ˈka-ni-kəl

Definition of mechanical

as in automatic

done instantly and without conscious thought or decision the waiter's mechanical reply of "Everything on the menu is good"

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in unnatural

lacking in natural or spontaneous quality a somewhat mechanical vocal performance

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word mechanical distinct from other similar adjectives?

Some common synonyms of mechanical are automatic, impulsive, instinctive, and spontaneous. While all these words mean "acting or activated without deliberation," mechanical stresses the lifeless, often perfunctory character of the response.

a mechanical teaching method

When might automatic be a better fit than mechanical?

While in some cases nearly identical to mechanical, automatic implies action engaging neither the mind nor the emotions and connotes a predictable response.

his denial was automatic

When would impulsive be a good substitute for mechanical?

While the synonyms impulsive and mechanical are close in meaning, impulsive implies acting under stress of emotion or spirit of the moment.

impulsive acts of violence

When can instinctive be used instead of mechanical?

The synonyms instinctive and mechanical are sometimes interchangeable, but instinctive stresses action involving neither judgment nor will.

blinking is an instinctive reaction

When is spontaneous a more appropriate choice than mechanical?

Although the words spontaneous and mechanical have much in common, spontaneous implies lack of prompting and connotes naturalness.

a spontaneous burst of applause

Example Sentences

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.

Recent Examples of mechanical Related Stories Speaking at View Conference in Turin on Thursday, Hickel, who recently marked 30 years at ILM, detailed how the team mixed digital animation with physical sets, mechanical rigs and traditional stop-motion. — Davide Abbatescianni, Variety, 16 Oct. 2026 As performance cars increasingly isolate drivers from the mechanical process of driving, the simple act of reaching for that unique shift knob reinforces the notion that the tactile pleasures of driving are still worth celebrating. — Bradley Iger, Robb Report, 16 Oct. 2026 Unlike most e-bikes, which have a mechanical connection between pedals and wheels, the TM-B utilizes a pedal-by-wire system that connects to a generator; riders can charge its battery simply by pedaling and braking. — Charlotte Hu, Time, 15 Oct. 2026 In a statement at the time, Six Flags said an investigation had revealed that there had been no mechanical failure on the ride. — Blake Ellis, CNN Money, 15 Oct. 2026 See All Example Sentences for mechanical

Recent Examples of Synonyms for mechanical

Adjective

District winners earn automatic berths into the FHSAA playoffs.

— Chris Hays, The Orlando Sentinel, 22 Oct. 2026
The Independent Payment Advisory Board, which was supposed to force automatic Medicare cuts if spending exceeded target growth rates, was repealed in 2018 without ever becoming operational.

— Dana P. Goldman, STAT, 22 Oct. 2026

Definition of automatic

Adjective

Some movements feel unnatural, facial expressions are exaggerated, and small details occasionally fall into the uncanny valley or break rules of logical consistency.

— Britta Miller, The Washington Examiner, 14 Oct. 2026
But closer examination reveals that OpenAI’s proof builds its unnatural force in a totally distinct way.

— Joseph Howlett, Scientific American, 13 Oct. 2026

Definition of unnatural

Adjective

Five of the world's space agencies joined forces for the five-year mission that will attempt to land a robotic prospector and a rover on Phobos, the larger and closer of Mars' two pint-sized moons.

— Arkansas Online, Arkansas Online, 21 Oct. 2026
The experiment, conducted by computer scientists at Binghamton University in New York, exposed a security weakness in large language models (LLMs) used to plan robotic actions.

— Neetika Walter, Interesting Engineering, 21 Oct. 2026

Definition of robotic

Adjective

Instead, the beleaguered quarterback continues to slide down mock draft boards as the season matures.

— Austin Perry OutKick, FOXNews.com, 17 Oct. 2026
Testing sensors on canisters During the INL demonstration, researchers installed optical fibers outside a mock nuclear fuel canister and tested several arrangements to measure acoustic vibrations.

— Neetika Walter, Interesting Engineering, 16 Oct. 2026

Definition of mock

Adjective

Parched fields force hydroponic growers, vegetable farmers and fruit producers to halt harvests, sell off underfed livestock at rock-bottom prices and even return to mechanic jobs to survive.

— Dánica Coto, Los Angeles Times, 26 Aug. 2026
There are exceptions and one is Hig (Elordi), who before the virus hit was a mechanic living a good life with his pregnant wife and new puppy.

— Pete Hammond, Deadline, 25 Aug. 2026

Definition of mechanic

Adjective

Rice could return in the coming week after suffering a strained hamstring.

— Blair Kerkhoff, Kansas City Star, 19 Oct. 2026
As an 'artificial friend' purchased for an ailing teen, Jenna Ortega tries hard to illuminate this misbegotten Kazuo Ishiguro adaptation, but Waititi's decision to play it for strained, whimsical comedy is ruinous.

— Guy Lodge, Variety, 17 Oct. 2026

Definition of strained

Adjective

Experts worry federal law enforcement could potentially use those false claims — or others generated this year — as pretext to try to seize ballots during the counting period, or interfere in the process in some other way.

— Miles Parks, NPR, 22 Oct. 2026
The false polling data from Wedgewood Polls consistently favored Democrats, particularly progressive candidates.

— Hailey Bullis, The Washington Examiner, 22 Oct. 2026

Definition of false

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“Mechanical.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mechanical. Accessed 23 Oct. 2026.

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Synonyms of mechanical

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