/ Dictionary / Index L librarian: Meaning and Definition of Find definitions for: li•brar•i•an Pronunciation: (lī-brâr'ē-un), [key] — n. a person trained in library science and engaged in library service. a person in charge of a library, esp. the chief administrative officer of a library. a person who is in charge of any specialized body of literature, as a collection of musical scores. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: librarian (Thesaurus) libra librarianship Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language