primary source

American  

[prahym-er-ee sawrs, sohrs] / ˈpraɪm ɛr i ˈsɔrs, ˈsoʊrs /

noun

1. a first-hand or original account.

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Example Sentences

Options trading isn’t for everyone, and it’s not a primary source of income in retirement.

From MarketWatch

The burial-site DNA traced back to two primary sources: Africans and present-day Iranians.

From New York Times

Virgin Islands, for instance, declared a state of emergency after high concentrations of sargassum in St. Croix clogged a desalination plant, a primary source of water for the island.

From Washington Post

Hillsdale has drawn admiration from the DeSantis administration, but its K-12 history and civics materials, which emphasize primary sources, are meant to guide teachers — not be a textbook for students.

From New York Times

Eliminating fares also removes the primary source of friction between drivers and riders and allows drivers to spend less time at each stop, he said.

From Washington Post