as in gold mine
an abundant source
the university has long been a mother lode of athletic talent, with many alumni joining the rarefied ranks of the professionals
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Recent Examples of mother lode
There are nearly 1,600 types of beans alone in this mother lode called The Exchange, each with its own story of human connection.
—
Margaret Roach, New York Times, 15 Jan. 2025
But recently, the Leawood resident (a scientific illustrator by trade) struck the mother lode.
—Randy Mason, Kansas City Star, 2 Jan. 2025
Related article Parents are up against the ‘mother lode’ of holiday stress.
—Andrea Kane, CNN, 16 Dec. 2024
Brands briefly digs below the surface to question whether Lindbergh and Roosevelt were sincere, but further digging would have unearthed a mother lode of insincerities.
—Bruce Fein, Baltimore Sun, 29 Nov. 2024
See All Example Sentences for mother lode
Margaret Roach, New York Times, 15 Jan. 2025
But recently, the Leawood resident (a scientific illustrator by trade) struck the mother lode.
—Randy Mason, Kansas City Star, 2 Jan. 2025
Related article Parents are up against the ‘mother lode’ of holiday stress.
—Andrea Kane, CNN, 16 Dec. 2024
Brands briefly digs below the surface to question whether Lindbergh and Roosevelt were sincere, but further digging would have unearthed a mother lode of insincerities.
—Bruce Fein, Baltimore Sun, 29 Nov. 2024
See All Example Sentences for mother lode
Recent Examples of Synonyms for mother lode
Noun
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These novel products did not immediately make the S&P 500 a gold mine.—
Alex Mayyasi,
NPR,
23 Sep. 2025
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Ex-Secret Service agent: Weapon found is 'gold mine of information' Donald Lane, a former U.S. Secret Service agent with decades of experience in fugitive manhunts, told USA TODAY that the recovery of the rifle used in the killing of Kirk is a significant development for law enforcement.—
Thao Nguyen,
USA Today,
13 Sep. 2025
Noun
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Of these, 440 samples had never been sequenced before, offering a treasure trove of fresh data.—
Pranjal Malewar,
New Atlas,
30 Sep. 2025
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Though Season 22 has not been announced for the long-running series, fans will have a fashionable finale – and a treasure trove of past episodes to remember for now.—
Greta Cross,
USA Today,
25 Sep. 2025
Noun
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Many communities choose a historic building to become the repository of the city’s historical treasures.—
Del Mar Historical Society,
San Diego Union-Tribune,
29 Sep. 2025
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In the mid 2000s, Gates was working as an arts administrator at the University of Chicago, while also buying derelict buildings on the city’s South Side and turning them into artists’ studios or repositories for his collections of books, records, and photographic slides.—
Elizabeth Cantrell,
Travel + Leisure,
26 Sep. 2025
Cite this Entry
“Mother lode.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mother%20lode. Accessed 2 Oct. 2025.
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