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 The threat of such attacks poses a huge issue for Bosch, which develops vehicle components such as sensors and cameras for tasks including traffic-sign recognition. John Mccormick, WSJ, "Bosch Deploys AI to Prevent Attacks on Cars’ Electronic Systems," 6 Jan. 2020 Putting innovation at the forefront Over the years, Paddy O’ has moved more of his inventory toward having pieces made with materials and components made in the United States, with all of his trademarked cushions all-American made. Georgann Yara, azcentral, "Paddy O’ Furniture finds comfortable success with signature line and customer trust," 5 Jan. 2020 Those tariffs have raised the cost of chemicals, electrical components and other inputs for U.S. companies. Arkansas Online, "Trump says he'll sign first-step China trade deal on Jan. 15," 1 Jan. 2020 When purchased as part of a component package on a new bike, the Live Valve costs around $2,000. Kelly Bastone, Outside Online, "Is Fox's Electronic Suspension Worth Thousands?," 31 Dec. 2019 Washington also placed the company on a trade blacklist in May, barring American companies from selling the company software and components without a license. Charles Riley, CNN, "What we don't know about Carlos Ghosn's dramatic escape from Japan," 31 Dec. 2019 Precision Castparts makes metal components used in airplanes, generators, rockets and medical devices at facilities in the Portland area, and at affiliate companies all over the world – from the Czech Republic to China. Mike Rogoway | The Oregonian/oregonlive, oregonlive, "CDC report raises ‘concern’ about metals, noise exposure at Precision Castparts," 29 Dec. 2019 This should be the Lions’ running tandem, with Ty Johnson mixing in for a speed component. Carlos Monarrez, Detroit Free Press, "After Detroit Lions' final crushing loss, here's a reason for hope next season," 29 Dec. 2019 Technology firms, which obtain critical components from a surprisingly small number of manufacturers, many of them in vulnerable Taiwan, are particularly exposed. The Economist, "Business 2019 in review: coping with geopolitics and anti-capitalism," 27 Dec. 2019 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

9 Jan 2020

Cite this Entry

“Component.” The Dictionary, Merriam-Webster Inc., Accessed 19 January 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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Comments on component

What made you want to look up component? Please tell us where you read or heard it (including the quote, if possible).


to insert between existing elements

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