source

1 of 3

noun

1
a
: a generative force : cause
b(1)
: a point of origin or procurement : beginning
(2)
: one that initiates : author
also : prototype, model
(3)
: one that supplies information
2
a
: the point of origin of a stream of water : fountainhead
b
archaic : spring, fount
3
: a firsthand document or primary reference work
4
: an electrode in a field-effect transistor that supplies the charge carriers for current flow compare drain, gate
sourceless adjective

source

2 of 3

verb

sourced; sourcing

transitive verb

1
: to specify the source of (something, such as quoted material)
2
: to obtain from a source
metals sourced from abroad

source

3 of 3

adjective

: of, relating to, or being source code
a source file
Choose the Right Synonym for source

origin, source, inception, root mean the point at which something begins its course or existence.

origin applies to the things or persons from which something is ultimately derived and often to the causes operating before the thing itself comes into being.

an investigation into the origin of baseball

source applies more often to the point where something springs into being.

the source of the Nile
the source of recurrent trouble

inception stresses the beginning of something without implying causes.

the business has been a success since its inception

root suggests a first, ultimate, or fundamental source often not easily discerned.

the real root of the violence

Examples of source in a Sentence

Noun The college had its own power source. She has been a great source of strength to me. His job is the family's main source of income. A government source spoke to the press today. The reporter has refused to reveal his sources. According to one source, the program will not cost a lot. information from various intelligence sources
Recent Examples on the Web
Noun
But one source in particular — the aforementioned ex-leader, a Wa State founding father — did more than anyone else to reveal the strange entanglements between the US government and this indigenous group. Patrick Winn, Rolling Stone, 13 Apr. 2024 Residents and business owners could be denied a loan for a few reasons, Rosas explained, including if the damage is already covered by their insurance, FEMA or another source. Maura Fox, San Diego Union-Tribune, 13 Apr. 2024 But the humor concealed a relentless dedication that could mean long hours grinding away at stories and challenging sources and story subjects to get at the truth, Morrissey and Herald colleagues recalled. Sarah Moreno, Miami Herald, 13 Apr. 2024 Historical associations are a good source of information. George Petras, USA TODAY, 13 Apr. 2024 Review the sources used below for this article: International Encyclopedia of Social and Behavioral Sciences. Sara Novak, Discover Magazine, 12 Apr. 2024 Graphics sources: South American and European cocaine seizure data provided by InSight Crime. Samantha Schmidt, Washington Post, 12 Apr. 2024 In fashion, sisters have been a longtime source of inspiration for designers. Leah Dolan, CNN, 12 Apr. 2024 His legacy remains a constant source of inspiration. Hedy Phillips, Peoplemag, 12 Apr. 2024
Verb
Theo Chocolate is ethically sourced and made from organic cocoa beans, organic cocoa butter, and organic cane sugar. Jessie Shafer, Better Homes & Gardens, 12 Apr. 2024 Teal’s parent company, Red Cat, had also owned two consumer drone start-ups, Fat Shark and Rotor Riot, which sourced from China to keep their costs down. Eva Dou, Washington Post, 11 Apr. 2024 The two nations remain dependent on one another technologically, with the US tapping Chinese talent and manufacturing to power its tech industry, and China drawing on inventions and technologies sourced from the West to fuel its own. Will Knight, WIRED, 11 Apr. 2024 The swimsuit, sourced from Tab Vintage, is a piece from Karl Lagerfeld’s spring 1995 collection for Chanel. Hannah Jackson, Vogue, 10 Apr. 2024 All of these ingredients have been domestically sourced in the United states. Amber Smith, Discover Magazine, 6 Apr. 2024 Watson wore a dark green tux with black tones, custom designed for him by Alba with fabrics sourced from Italy. Erin Clack, Peoplemag, 6 Apr. 2024 The brand continues to source its components from European firms, notably in Germany and France, which are known for their precision and quality, but the new venue allows L’Atelier Paris Haute Design to maintain a full inventory so that parts are readily available for production and service. Robb Report Studio, Robb Report, 4 Apr. 2024 Nordic Naturals is also Friend of the Sea (FOS) certified, which verifies that their fish are sustainably sourced. Isabel Vasquez, Rd, Ldn, Parents, 4 Apr. 2024
Adjective
Modern orchestration software, along with a multi-source strategy—which lends itself to multiple clouds—can allow enterprises to get the most value out of their data. Quentin Clark, Forbes, 28 Dec. 2022 Our allergen-friendly Plant Protein Powder is a premium quality, multi-source plant protein blend that contains 20g of protein per serving. Amber Smith, Discover Magazine, 4 Dec. 2022 For example, throughout Daughter there’s persistent use of non-source music, (a theme from Bela Bartok’s Music for Strings, Percussion, and Celesta). Leslie Felperin, The Hollywood Reporter, 6 Sep. 2022 Having a multi-source strategy in place and several suppliers supporting the same supply base in different regions is always a smart move. Mahesh Nandyala, Forbes, 25 July 2022 The journey towards this new initiative was filled with legal and political drama, though the ultimate result codifies the multi-cloud, multi-source strategy. Emil Sayegh, Forbes, 28 Dec. 2021 Survey results show that 73% of respondents are likely to co-source critical activities with the next 24 months. Rose Celestin, Forbes, 24 Feb. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'source.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun

Middle English sours, from Anglo-French surse spring, source, from past participle of surdre to rise, spring forth, from Latin surgere — more at surge

First Known Use

Noun

14th century, in the meaning defined at sense 1a

Verb

1957, in the meaning defined at sense 1

Adjective

1959, in the meaning defined above

Time Traveler
The first known use of source was in the 14th century

Dictionary Entries Near source

Cite this Entry

“Source.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/source. Accessed 19 Apr. 2024.

Kids Definition

source

noun
ˈsō(ə)rs,
ˈsȯ(ə)rs
1
a
: a force that gives rise to something : cause
a source of strength
b
: a point where something begins
c
: a person or a publication that supplies information
2
: the beginning of a stream of water
the source of the Nile
3
: a firsthand document or main reference work

Legal Definition

source

noun
1
: a point of origin
the source of the conflict
2
: one that supplies information
a journalist's source

More from Merriam-Webster on source

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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