/ Dictionary / Index L library science: Meaning and Definition of Find definitions for: li'brary sci'ence Pronunciation: [key] the study of the organization and administration of a library and of its technical, informational, and reference services. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. library paste library steps Related Content Daily Word Quiz: modify Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language