component

1 of 2

noun

com·​po·​nent kəm-ˈpō-nənt How to pronounce component (audio)
ˈkäm-ˌpō-, 
käm-ˈpō-
Synonyms of component
1
: a constituent part : ingredient
an important component of the program
stereo components
2
a
: 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

component

2 of 2

adjective

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
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
Recent Examples on the Web
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.
Noun
The component helps the interceptor identify and track the target before impact. — Aamir Khollam, Interesting Engineering, 6 Oct. 2026 For example, from a user to accounts, permissions, applications or resources, or from a component to designs, suppliers and releases. — Nada Usina, Forbes.com, 5 Oct. 2026
Adjective
Believe it or not, the Cubivan Camping System wasn't the only multi-component camper pod system at this year's Caravan Salon built to slide out and camp outside the van itself. — New Atlas, 16 Sep. 2026 In a renowned 2006 review published in Educational Research Review, researchers traced how working memory evolved from a simple storage system into a more dynamic, multi-component process. — Mark Travers, Forbes.com, 27 May 2026 See All Example Sentences for component

Word History

Etymology

Noun and Adjective

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

First Known Use

Noun

1645, in the meaning defined at sense 1

Adjective

1664, in the meaning defined at sense 1

Time Traveler
The first known use of component was in 1645

Browse Nearby Words

Cite this Entry

“Component.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/component. Accessed 9 Oct. 2026.

Kids Definition

component

1 of 2 noun
com·​po·​nent kəm-ˈpō-nənt How to pronounce component (audio)
käm-;
ˈkäm-ˌpō-nənt
: a part or element of something
components of an electric circuit
components of a meal

component

2 of 2 adjective
: being or forming a part : constituent

Medical Definition

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

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