Breadcrumb Home > Dictionary > Index S suspicional: Meaning and Definition of Find definitions for: sus•pi•cion•al Pronunciation: (su-spish'u-nl), [key] — adj. of or pertaining to suspicion, esp. morbid or insane suspicions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. suspicion suspicious ✖ Related Content Daily Word Quiz: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language