/ Dictionary / Index S subscript: Meaning and Definition of Find definitions for: sub•script Pronunciation: (sub'skript), [key] — adj. written below (distinguished from adscript, superscript). inferior (def. 9). —n. inferior (def. 11). Also calledany character, number, or symbol written next to and slightly below another. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: subscript (Thesaurus) subscriber subscription Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language