What is "correctors"

Usage examples of "correctors".

Of these, three were governed by proconsuls, thirty-seven by consulars, five by correctors, and seventy-one by presidents.

And the subordinate care of justice and the revenue was delegated to seven consulars, three correctors, and five presidents, who governed the fifteen regions of Italy according to the principles, and even the forms, of Roman jurisprudence.

She squinted at the top of the flimsy, peering to make out a code sequence that Nancia could read perfectly well with the vision correctors damping down movement and enhancing blurred letters.