/ Dictionary / Index U unscientific: Meaning and Definition of Find definitions for: un•sci•en•tif•ic Pronunciation: (un"sī-un-tif'ik), [key] — adj. not scientific; not employed in science: an unscientific measuring device. not conforming to the principles or methods of science: an unscientific approach to a problem. not demonstrating scientific knowledge or scientific methods: an unscientific report. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unscientific (Thesaurus) unschooled unscramble Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language