ˌdīˌȯrˈthōsə̇s noun
( plural diortho·ses -ōˌsēz)
Etymology: New Latin, from Greek diorthōsis correction, making straight, from diorthoun to correct, make straight, from dia- + orthoun to set straight, set upright, from orthos straight — more at orth-
archaic : a correcting or revision especially of a text