com·​po·​nent | \ kəm-ˈpō-nənt How to pronounce component (audio) , ˈkäm-ˌpō-, käm-ˈpō- \

Definition of component

 (Entry 1 of 2)

1 : a constituent part : ingredient an important component of the program stereo components
2a : any one of the vector terms added to form a vector sum or resultant
b : a coordinate of a vector also : either member of an ordered pair of numbers



Definition of component (Entry 2 of 2)

1 : serving or helping to constitute : constituent component parts
2 of a video signal : split into multiple channels each carrying one particular set of data (such as one channel for black and white and one for color) component input — compare composite entry 1 sense 4

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Other Words from component


componential \ ˌkäm-​pə-​ˈnen(t)-​shəl How to pronounce component (audio) \ adjective

Synonyms & Antonyms for component

Synonyms: Noun

Antonyms: Noun

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Choose the Right Synonym for component


element, component, constituent, ingredient mean one of the parts of a compound or complex whole. element applies to any such part and often connotes irreducible simplicity. the basic elements of geometry component and constituent may designate any of the substances (whether elements or compounds) or the qualities that enter into the makeup of a complex product; component stresses its separate entity or distinguishable character. the components of a stereo system constituent stresses its essential and formative character. the constituents of a chemical compound ingredient applies to any of the substances which when combined form a particular mixture. the ingredients of a cocktail

Examples of component in a Sentence

Noun the components of an electric circuit He sells spare computer components. The interview is a key component in the hiring process. Hard work has been a major component of his success. Adjective the component parts of a machine
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Recent Examples on the Web: Noun If an important component is sitting in one place for too long, alarms will sound so that managers can be notified of the delay. Jacob Siegal, BGR, "Here’s what Apple is doing to stop iPhone and iPad leaks for good," 24 Mar. 2021 There is not one entity that manages the entire route, and that is an important component, especially as more hikers are discovering the trail. San Diego Union-Tribune, "Column: Little-known trail a favorite among long-distance hikers," 20 Mar. 2021 On laptops, the keyboard hasn't received the same kind of revolutionary treatment, despite being an equally important component. Jason Evangelho, Forbes, "These New Alienware Laptops Pack A Mechanical Keyboard Surprise," 18 Mar. 2021 Realizing your common interests and struggles is an important component of work-wife relationships. Megan Greenwell, Wired, "Help! How Do I Find a Work Wife?," 17 Mar. 2021 For a certain group of people spanning multiple generations skateboarding was the most important component of our search for identity. Los Angeles Times, "Letters to Sports: It might be a four-gone conclusion for UCLA," 12 Mar. 2021 Democrats have argued that the funding is an important component of any relief effort to prevent state and local governments from cutting services and hiring, which could impact the trajectory of the economic recovery. Benjamin Siegel, ABC News, "Lower Obamacare premiums and other things you may have missed in the COVID-19 relief bill," 10 Mar. 2021 Rushing it carries risks, and may be an important component of the manifestations of severe COVID-19. Matthew Woodruff, The Conversation, "Immune interference – why even ‘updated’ vaccines could struggle to keep up with emerging coronavirus strains," 8 Mar. 2021 That said, rice is an important culinary component of many cultures. Stefani Sassos, Ms, Rdn, Cso, Good Housekeeping, "The Truth About Heavy Metals in Baby Food, According to Experts," 16 Feb. 2021 Recent Examples on the Web: Adjective The layout by Oakland design studio Open Daily is clean; even more complicated recipes, like Henry Hsu’s multi-component cornerstone rice cakes, are easy to follow. Soleil Ho,, "Some of 2020's most fun new cookbooks are collaborative community fundraisers," 9 Nov. 2020 By the '70s, motorists could buy component parts to convert older models into unique classics. Dalvin Brown, USA TODAY, "Are those fake Lamborghinis and Bugattis sold online just about fun? Or is it fraud?," 21 Oct. 2019 Once Cerar stepped down as prime minister earlier this year and the squabbling of coalition partners disappeared from the headlines, his image as a decent and component prime minister returned. Tim Haughton, Washington Post, "Slovenia voted on Sunday. Is an anti-immigrant government on the way?," 5 June 2018

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

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First Known Use of component


1645, in the meaning defined at sense 1


1664, in the meaning defined at sense 1

History and Etymology for component

Noun and Adjective

Latin component-, componens, present participle of componere to put together — more at compound

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Time Traveler for component

Time Traveler

The first known use of component was in 1645

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Statistics for component

Last Updated

30 Mar 2021

Cite this Entry

“Component.” Dictionary, Merriam-Webster, Accessed 10 Apr. 2021.

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More Definitions for component



English Language Learners Definition of component

 (Entry 1 of 2)

: one of the parts of something (such as a system or mixture) : an important piece of something



English Language Learners Definition of component (Entry 2 of 2)

: helping to make up the whole of something (such as a system or a mixture) : forming or being a part of something


com·​po·​nent | \ kəm-ˈpō-nənt How to pronounce component (audio) \

Kids Definition of component

: one of the parts or units of a combination, mixture, or system


com·​po·​nent | \ kəm-ˈpō-nənt, ˈkäm-ˌ, käm-ˈ How to pronounce component (audio) \

Medical Definition of component

: a constituent part the exocrine and endocrine components of the pancreas

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Comments on component

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