/ Dictionary / Index I industrious: Meaning and Definition of Find definitions for: in•dus•tri•ous Pronunciation: (in-dus'trē-us), [key] — adj. working energetically and devotedly; hard-working; diligent: an industrious person. skillful. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: industrious (Thesaurus) Industrial Workers of the World industry Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language