'Unscience' definitions:

Definition of 'Unscience'

From: GCIDE

Unscience \Un*sci"ence\, n. Want of science or knowledge; ignorance. [Obs.] [1913 Webster]
If that any wight ween a thing to be otherwise than it is, it is not only unscience, but it is deceivable opinion. --Chaucer. [1913 Webster]