/ Dictionary / Index L Lethbridge: Meaning and Definition of Find definitions for: Leth•bridge Pronunciation: (leth'brij"), [key] — n. a city in S Alberta, in SW Canada. 46,752. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lethargy Lethe Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language