13??, Geoffrey Chaucer, Boethius and TroilusAnd at the laste, yif that any wight wene a thing to ben other weyes thanne it is, it is nat only unscience, but it is deceivable opinioun ful diverse and fer fro the sothe of science.
1900, John Vosburgh Stevens (ed.), The Annual of Eclectic Medicine and SurgeryIt has been used in medicine from time immemorial; but until recently its use was nothing more than a species of mere unscience, shadowed in mystery.
1973, Janet Lembke, Bronze and IronMisapplication of this practical connection leads to such unsciences as astrology and alchemy and, with the Romans, augury.
