/ Dictionary / Index L librate: Meaning and Definition of Find definitions for: li•brate Pronunciation: (lī'brāt), [key] — -brat•ed, -brat•ing. to oscillate or move from side to side or between two points. to remain poised or balanced. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: librate (Thesaurus) library table libration Related Content Daily Word Quiz: feral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language