protoplast
The first-created human; Adam.
A prototype or archetype; a model.
rare
The first person in a given family, lineage etc.; an ancestor.
Habsburg tradition insists that the protoplast of the family was called Guntram.
Where it comes from
From Middle French prothoplaste, and its source Late Latin protoplastus, from Hellenistic Ancient Greek πρωτόπλαστος (prōtóplastos, “first-formed”), from Ancient Greek πρωτο- (prōto-) + πλαστός (plastós, “formed, moulded”).
Adapted from the Wiktionary entry protoplast (CC BY-SA 4.0).