unnaturality noun2 •The condition of being unnatural.Fleshy, fantastic and sprawling, her elaboration of unnaturality is distinguished by two factors. — 2004 •Something that does not occur naturally.The account of the Second Council is free from all embellishment and unnaturalities and has an historical-looking character, which leads one to the conclusion that the points of dispute were real. — 1969 formsunnaturalities