primogenitor

[ prahy-muh-jen-i-ter ]
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noun
  1. a first parent or earliest ancestor: Adam and Eve are the primogenitors of the human race.

  2. a forefather or ancestor.

Origin of primogenitor

1
1645–55; <Late Latin prīmōgenitor ancestor, equivalent to Latin prīmō at first + genitorgenitor

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British Dictionary definitions for primogenitor

primogenitor

/ (ˌpraɪməʊˈdʒɛnɪtə) /


noun
  1. a forefather; ancestor

  2. an earliest parent or ancestor, as of a race

Origin of primogenitor

1
C17: alteration of progenitor after primogeniture

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012