/ Dictionary / Index I index of leading indicators: Meaning and Definition of Find definitions for: in'dex of lead'ing in'dicators Pronunciation: [key] — Econ. Econ. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. index number index of refraction Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language