/ Dictionary / Index S Seoul: Meaning and Definition of Find definitions for: Se•oul Pronunciation: (sōl, sl, sā'ool Kor. syœ'ool), [key] — n. a city in and the capital of South Korea, in the W part. 6,889,470. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: seoul (Thesaurus) Seo de Urgel SEP Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language