/ Dictionary / Index S supraliminal: Meaning and Definition of Find definitions for: su•pra•lim•i•nal Pronunciation: (s"pru-lim'u-nl), [key] — adj. Psychol. being above the threshold of perception of a stimulus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. supralapsarianism supralittoral Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language