mechanical

adjective
me·​chan·​i·​cal | \ mi-ˈka-ni-kəl How to pronounce mechanical (audio) \

Definition of mechanical

 (Entry 1 of 2)

1a(1) : of or relating to machinery (see machinery sense 1) or tools mechanical applications of science a mechanical genius mechanical aptitude
(2) : produced or operated by a machine or tool mechanical power a mechanical refrigerator a mechanical saw
b : of or relating to manual operations
2 : of or relating to artisans (see artisan sense 1) or machinists the mechanical trades
3a : done as if by machine : seemingly uninfluenced by the mind or emotions : automatic busy in a leisurely mechanical way— Douglas Stewart
b : of or relating to technicalities or petty matters nor was any capacity shown for anything above a mechanical handling of the matter— H. O. Taylor
4a : relating to, governed by, or in accordance with the principles of mechanics mechanical energy
b : relating to the quantitative relations of force and matter mechanical pressure of wind on a tower
5 : caused by, resulting from, or relating to a process that involves a purely physical as opposed to a chemical or biological change or process mechanical erosion of rock

mechanical

noun

Definition of mechanical (Entry 2 of 2)

1 : a piece of finished copy consisting typically of type proofs and artwork positioned and mounted for photomechanical reproduction
2 obsolete : mechanic sense 1

Other Words from mechanical

Adjective

mechanically \ mi-​ˈka-​ni-​k(ə-​)lē How to pronounce mechanical (audio) \ adverb

Synonyms & Antonyms for mechanical

Synonyms: Adjective

Antonyms: Adjective

  • nonmechanical
Visit the Thesaurus for More 

Choose the Right Synonym for mechanical

Adjective

spontaneous, impulsive, instinctive, automatic, mechanical mean acting or activated without deliberation. spontaneous implies lack of prompting and connotes naturalness. a spontaneous burst of applause impulsive implies acting under stress of emotion or spirit of the moment. impulsive acts of violence instinctive stresses action involving neither judgment nor will. blinking is an instinctive reaction automatic implies action engaging neither the mind nor the emotions and connotes a predictable response. his denial was automatic mechanical stresses the lifeless, often perfunctory character of the response. a mechanical teaching method

Examples of mechanical in a Sentence

Adjective The flight was delayed because of mechanical problems. I was impressed by her mechanical know-how. She gave a mechanical reply. Copying down the numbers is a boring and mechanical job. The actor gave a stiff and mechanical performance.
Recent Examples on the Web: Adjective The process creates a device that could wrap around an arm and be used to track an athlete’s motion, speed or vital signs, for instance, says Carmel Majidi, a mechanical engineer at Carnegie Mellon University. Kurt Kleiner, Smithsonian Magazine, 6 May 2022 Rochester, a former mechanical engineer, and her boyfriend had opened the studio in 2016, bootstrapped with savings after she was repeatedly denied loans despite her excellent credit and six-figure salary. Washington Post, 2 May 2022 Meghan McNulty, an Atlanta mechanical engineer focused on indoor air quality, said building managers often can provide cleaner air without expensive renovations. Liz Szabo, CNN, 22 Apr. 2022 Survivors also include his son, Hunter, a mechanical engineer who builds rocket ships at SpaceX in Hawthorne, California. Mike Barnes, The Hollywood Reporter, 21 Apr. 2022 Gold began her career as a mechanical engineer for Biosafety Level 4 research facilities. Sheryl Estrada, Fortune, 20 Apr. 2022 Energy Vault’s lead mechanical engineer, Al Sokhanvari, came over. Matthew Hutson, The New Yorker, 18 Apr. 2022 Liz and David Nicolai, a librarian and a mechanical engineer, brought her nacho fixings and queso straight off the stove. Julia O'malley, Anchorage Daily News, 6 Apr. 2022 Since then, Kuzmich accepted a new job as a recruiter and is working at home full time, and Nagarajappa, a mechanical engineer, has gone to a hybrid work schedule. Kenneth R. Gosselin, courant.com, 27 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mechanical.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mechanical

Adjective

15th century, in the meaning defined at sense 1a(1)

Noun

1600, in the meaning defined at sense 2

Buying Guide

Our Reviews team has selected the best robot toys for kids.

Learn More About mechanical

Time Traveler for mechanical

Time Traveler

The first known use of mechanical was in the 15th century

See more words from the same century

Dictionary Entries Near mechanical

mechanic

mechanical

mechanical advantage

See More Nearby Entries 

Statistics for mechanical

Last Updated

12 May 2022

Cite this Entry

“Mechanical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mechanical. Accessed 17 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for mechanical

mechanical

adjective
me·​chan·​i·​cal | \ mi-ˈka-ni-kəl How to pronounce mechanical (audio) \

Kids Definition of mechanical

1 : of or relating to machinery He has mechanical skill.
2 : made or operated by a machine a mechanical toy
3 : done or produced as if by a machine Charles Wallace … started to walk in a strange, gliding, mechanical manner.— Madeleine L'Engle, A Wrinkle in Time

Other Words from mechanical

mechanically adverb

mechanical

adjective
me·​chan·​i·​cal | \ mi-ˈkan-i-kəl How to pronounce mechanical (audio) \

Medical Definition of mechanical

1 : relating to the quantitative relations of force and matter mechanical pressure exerted by the bubbles in the tissues— H. G. Armstrong
2 : caused by, resulting from, or relating to physical as opposed to biological or chemical processes or change mechanical injury mechanical asphyxiation

Other Words from mechanical

mechanically \ -​i-​k(ə-​)lē How to pronounce mechanical (audio) \ adverb

More from Merriam-Webster on mechanical

Nglish: Translation of mechanical for Spanish Speakers

Britannica English: Translation of mechanical for Arabic Speakers

WORD OF THE DAY

Test Your Vocabulary

Great Words for Scrabble

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!