PRIMOGENITOR Synonyms: 37 Similar and Opposite Words

primogenitor

noun

ˌprī-mō-ˈje-nə-tər

Definition of primogenitor

as in ancestor

a person who is several generations earlier in an individual's line of descent the family held a huge reunion to mark the 200th anniversary of their primogenitors' arrival in America

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Example Sentences

Recent Examples of Synonyms for primogenitor

Noun

Essay Get the Lead Out Alex Manley Our ancestors were born to die by predators.

— Naomi Skwarna, hazlitt.net, 25 Aug. 2026
For the last decade, genealogical consultant Grant Din has helped Asian Americans find information about their ancestors, many of whom passed through San Francisco’s Angel Island Immigration Station in the 1900s.

— Stephanie Lam, Mercury News, 24 Aug. 2026

Definition of ancestor

Noun

Vance is set to speak at the Cleveland-Cliffs Middletown Works facility, which was known as Armco Steel when his grandfather James Vance worked there for nearly 40 years.

— ABC News, ABC News, 21 Aug. 2026
As for Harris, her grandfather's brick now has a place of honor at home.

— Madeleine Wright, CBS News, 21 Aug. 2026

Definition of grandfather

Noun

Nuclear Children follows 18-year-old Isla Sparrow who, after the death of her father in a submarine accident, hopes to escape her grieving family and flee to university.

— Jesse Whittock, Deadline, 26 Aug. 2026
In the story, Ejva inherits her father’s reindeer herd following his sudden death.

— Marta Balaga, Variety, 26 Aug. 2026

Definition of father

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

primo

primogenitor

primogenitors

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Style

“Primogenitor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/primogenitor. Accessed 26 Aug. 2026.

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Synonyms of primogenitor

noun

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