/ ˈpærəgən; NAmE -gɑːn/ noun
a person who is perfect or who is a perfect example of a particular good quality :
I make no claim to be a paragon.
He wasn't the paragon of virtue she had expected.
••
WORD ORIGIN
mid 16th cent.: from obsolete French , from Italian paragone touchstone to try good (gold) from bad, from medieval Greek parakonē whetstone.