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Definitions

source

[sawrs, sohrs] / sɔrs, soʊrs /
NOUN
beginning; point of supply
Synonyms
STRONGEST
authority cause expert origin
STRONG
antecedent author authorship begetter birthplace commencement connection dawn dawning derivation determinant father fount fountain fountainhead inception informant maternity mother onset opening origination originator parent paternity provenance provenience rise rising root specialist spring start wellspring
WEAK
horse's mouth starting point
Antonyms
STRONGEST
consequence effect end outcome outgrowth result
STRONG
completion conclusion ending finish stop

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

However, as nuclear fusion attracts more public and private capital, Bechtel expects researchers to overcome these problems and make fusion a commercially viable source of energy by 2050.

From The Wall Street Journal • Apr. 6, 2026

Iran and the U.S. have received the framework of a deal for an immediate cease-fire drafted by Pakistan, Reuters reported on Monday, citing a source aware of the proposals.

From Barron's • Apr. 6, 2026

“Katherine is about to have another baby, and they’re going to move once she has the baby,” the source said.

From MarketWatch • Apr. 6, 2026

Seven players from the Eritrean football squad that scored a historic victory in Eswatini last week have failed to return home, a source close to the team has told the BBC.

From BBC • Apr. 6, 2026

Kennedy knew about the CIA’s extraordinary source inside Soviet military intelligence.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.