/ Dictionary / Index L Lisbon: Meaning and Definition of Find definitions for: Lis•bon Pronunciation: (liz'bun), [key] — n. a seaport in and the capital of Portugal, in the SW part, on the Tagus estuary. 760,150. Portuguese, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lisbon (Thesaurus) Li-sao* Lise Related Content Daily Word Quiz: benevolent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language