primogenitor

noun

ˌprī-mō-ˈje-nə-tər How to pronounce primogenitor (audio)
Definition of primogenitornext
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

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for primogenitor
  1. ancestor
  2. grandfather
  3. father
  4. progenitor
Noun
  • Its rise also marks the beginning of the Hindu celebration of Pitru Paksha, during which worshippers perform rites to honor ancestors by offering prayers and food to past members of their families.
    — Anthony Wood, Space.com, 31 Aug. 2026
  • While Qingming focuses primarily on one’s own ancestors, the Hungry Ghost Festival extends offerings to wandering spirits and the unclaimed dead.
    — ABC News, ABC News, 31 Aug. 2026
Definition of ancestor
Noun
  • He was further informed that Freya’s grandfather survived the devastating Russian siege of Bucha in 2022.
    — Laurie Kellman, Los Angeles Times, 27 Aug. 2026
  • His mother had told him a man named Elvin Hunt might have been King’s biological grandfather instead of the person listed as King’s grandfather of record.
    — Tommy Orange, Vulture, 26 Aug. 2026
Definition of grandfather
Noun
  • The Dune star has five older half siblings from her father’s previous relationship.
    — Hannah Malach, InStyle, 2 Sep. 2026
  • His father, William Hawley, said legal action was the only way to get answers.
    — Chas Newkey-Burden, TheWeek, 2 Sep. 2026
Definition of father
Noun
  • So perhaps a certain signaling molecule preferentially accumulates more on one side of a neural progenitor cell than the other.
    — Quanta Magazine, Quanta Magazine, 13 July 2026
  • Yet that same year, Brynjolfsson got access to GPT-3, a progenitor of ChatGPT.
    — Annie Lowrey, The Atlantic, 29 June 2026
Definition of progenitor
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.

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primo
primogenitor
primogenitors
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Cite this Entry

“Primogenitor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/primogenitor. Accessed 4 Sep. 2026.

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