Word.ws English Dictionary

primogenitor

primogenitor noun: an initial ancestor.

Noun

primogenitor (plural primogenitors)

  1. An initial ancestor.

Forms of primogenitor

pluralprimogenitors

Origin of primogenitor

From Latin primus (“first”) + -o- + genitor (Latin genitor). Compare progenitor.

Words formed from primogenitor

Questions about primogenitor

What does primogenitor mean?
Primogenitor means an initial ancestor.
What part of speech is primogenitor?
Primogenitor is a noun.
What is the plural of primogenitor?
The plural of primogenitor is primogenitors.

Words near primogenitor in the dictionary

  1. primogenetrix
  2. primogenial
  3. primogenital
  4. primogenitary
  5. primogenitive
  6. primogenitor
  7. primogenitoral
  8. primogenitors
  9. primogenitrix
  10. primogeniture
  11. primogenitures

Source and license

Adapted from Wiktionary: primogenitor (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “primogenitor.” Word.ws, https://word.ws/primogenitor. Based on Wiktionary, CC BY-SA 4.0.