/ Dictionary / Index T Twenty Thousand Leagues Under the Sea*: Meaning and Definition of Find definitions for: Twen'ty Thou'sand Leagues' Un'der the Sea' Pronunciation: [key] a novel (1870) by Jules Verne. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Twenty-third Amendment twenty-three Related Content Daily Word Quiz: cur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language