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 componential (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 Richard DeNapoli, state committeeman for the Broward Republican Party, told Mitchell that Broward County is an important component of the president's fundraising in the state because some of his largest fundraisers have been in the Tri-county area. Caitlin Conant, CBS News, "2020 Daily Trail Markers: Trump campaign insists weather caused rally to be postponed," 10 July 2020 The upturn of cases statewide has strained the state’s ability to swiftly conduct contact tracing, a key component to slowing the spread of the virus. Zaz Hollander, Anchorage Daily News, "Alaska logs nearly 50 new COVID-19 cases, 1 hospitalization but no new deaths," 8 July 2020 Yet, while an important component, local exchange points remain just one part of a larger, wider system required to boost internet penetration and speeds on the continent. Yomi Kazeem, Quartz Africa, "Kenya and Nigeria are saving millions of dollars with local exchanges to boost internet speeds," 8 July 2020 There will be an online component as well, Rutkowski said, with the station planning live YouTube broadcasts from the venues. Piet Levy, Milwaukee Journal Sentinel, "FM 102.1 hosting auction, 24-hour radiothon with rock-star guests to help struggling Milwaukee venues," 7 July 2020 That would be another important component to the life safety chain. John Benson, cleveland, "UH Parma Medical Center recognizes Parma Heights Fire Department medics for two emergency calls," 25 June 2020 Sterban's deep vocals were integral component to that quintet's radio rise. Matt Wake |, al, "20 music stars who got their start as sidemen/sidewomen," 25 June 2020 Power, in the form of political influence, is an essential component of success for the largest internet platforms. Roger Mcnamee, Time, "Social Media Platforms Claim Moderation Will Reduce Harassment, Disinformation and Conspiracies. It Won't," 24 June 2020 When the pandemic was ravaging Italy early in the year, 3D printing came to the rescue when a hospital in Chiari ran out of an important component for ventilators. Jonathan M. Gitlin, Ars Technica, "GM makes cars; how did it quickly pivot to face shields and ventilators?," 18 June 2020 Recent Examples on the Web: Adjective 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

27 Jul 2020

Cite this Entry

“Component.” Dictionary, Merriam-Webster, Accessed 3 Aug. 2020.

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More Definitions for component


How to pronounce component (audio)

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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