as in ancestors
a person who is several generations earlier in an individual's line of descent
the progenitors of today's Maya once ruled a mighty empire that stretched across much of Central America
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Recent Examples of progenitors
The key to calculating the amount of energy blasted out is realizing that the mass of a merger’s resulting black hole is not simply the sum of its progenitors.
—
Phil Plait, Scientific American, 13 Feb. 2026
Somewhere in Africa there is a city, town, or village where Henry Fordham’s progenitors lived and died for hundreds or thousands of years, where my distant relatives walk the streets today.
—Eugene Robinson, The Atlantic, 3 Feb. 2026
Mamdani was born in Uganda to Indian parents, and Duwaji in Texas to Syrian Muslim progenitors.
—José Criales-Unzueta, Vanity Fair, 2 Jan. 2026
Skye and Billy’s progenitors, by contrast, are revealed to have been free-spirited and independent-minded people who simply left out lots of their complicated, peripatetic story.
—Richard Brody, New Yorker, 22 Dec. 2025
Astronomers have long puzzled over the apparent lack of luminous red supergiant stars in pre-explosion images, even though models predict that these stars should dominate the population of core-collapse supernova progenitors.
—Sharmila Kuthunur, Space.com, 8 Oct. 2025
Though some futuristic progenitors didn’t make the original project (there’s still time for a deluxe), many listeners are celebrating the project as a cross-generational mesh of Atlanta greatness.
—Andre Gee, Rolling Stone, 7 Aug. 2025
Phil Plait, Scientific American, 13 Feb. 2026
Somewhere in Africa there is a city, town, or village where Henry Fordham’s progenitors lived and died for hundreds or thousands of years, where my distant relatives walk the streets today.
—Eugene Robinson, The Atlantic, 3 Feb. 2026
Mamdani was born in Uganda to Indian parents, and Duwaji in Texas to Syrian Muslim progenitors.
—José Criales-Unzueta, Vanity Fair, 2 Jan. 2026
Skye and Billy’s progenitors, by contrast, are revealed to have been free-spirited and independent-minded people who simply left out lots of their complicated, peripatetic story.
—Richard Brody, New Yorker, 22 Dec. 2025
Astronomers have long puzzled over the apparent lack of luminous red supergiant stars in pre-explosion images, even though models predict that these stars should dominate the population of core-collapse supernova progenitors.
—Sharmila Kuthunur, Space.com, 8 Oct. 2025
Though some futuristic progenitors didn’t make the original project (there’s still time for a deluxe), many listeners are celebrating the project as a cross-generational mesh of Atlanta greatness.
—Andre Gee, Rolling Stone, 7 Aug. 2025
Recent Examples of Synonyms for progenitors
Noun
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Our ancient ancestors loved their birch tar.—
Laura Baisas,
Popular Science,
18 Mar. 2026
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Local historians in Wyandotte County have long documented the arduous journeys that their ancestors, and those of many Kansas City, Kansas residents, made to find freedom from slavery.—
Sofi Zeman,
Kansas City Star,
15 Mar. 2026
Noun
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Robert Pelot, the owner of Pelot’s Rexall Pharmacy, said it’s been in his family since one of his great-grandfathers moved to the Bradenton area from Indiana in the late 1800s.—
Amaia Gavica,
Miami Herald,
6 Mar. 2026
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Is this the noble cause that our grandfathers would have shed their blood for 85 years ago?—
Voice of the People,
New York Daily News,
4 Mar. 2026
Noun
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Dressed in white ballgowns and escorted by their mothers and either their fathers or uncles, each Ticktocker was given a moment on stage to be honored with a brief bio and a slideshow of special moments in their lives.—
News Release,
San Diego Union-Tribune,
15 Mar. 2026
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More responders as well as the climbers’ fathers, who’d driven up from the North Bay, were waiting in the trailhead parking lot.—
Gregory Thomas,
San Francisco Chronicle,
14 Mar. 2026
Cite this Entry
“Progenitors.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/progenitors. Accessed 22 Mar. 2026.
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