Where does “ακριβοδίκαιος” come from?

ακριβοδίκαιος (Greek) comes from Greek δίκαιος, from Ancient Greek δίκαιος, from Ancient Greek δῐ́κη, from Proto-Indo-European deyḱ- — to point out.

ακριβοδίκαιος (Greek): scrupulously fair; impartial, evenhanded