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.

“The prospect of regime collapse or fragmentation or degradation even in Tehran, especially for these resistance groups, is existential, because this is their main source of power,” Mansour said.

From The Wall Street Journal • Apr. 21, 2026

"The idea is to invite them before summer," a diplomatic source told AFP, saying the Taliban delegation would be a "technical" team.

From Barron's • Apr. 20, 2026

"The financial authorities will not carry out a prosecution if they can't figure out who the source of information is," says Oudin.

From BBC • Apr. 19, 2026

The researchers instead focused on harvesting energy directly from the soil itself, turning the environment into the power source.

From Science Daily • Apr. 19, 2026

The scientists are searching for the source of bandapat invisibility, but it’s never been found.

From "Invisible Inkling" by Emily Jenkins

Vocabulary lists containing source

PARCC: Language of the Test (Grade7)

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Jim Burke's Academic Vocabulary List

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

The SAT: Multiple-Meaning Words, List 3

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!