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Added 9 October 2026

primogenitor

noun

Latin root: primus Wiktionary

noun Definition from WordNet 3.1, Princeton University. More about primogenitor at Wordnik → Where our words come from →

An ancestor in the direct line.

Origin

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

From Wiktionary, via Kaikki.org (CC BY-SA)

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