/ Dictionary / Index S San Juan Capistrano: Meaning and Definition of Find definitions for: San' Juan' Cap•is•tra'no Pronunciation: (kap"i-strä'nō), [key] a city in SW California: site of old Spanish mission; known for annual return of swallows, said to occur on March 19. 18,959. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. San Juan San Juan de la Cruz Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language