/ Dictionary / Index S Siret: Meaning and Definition of Find definitions for: Si•ret Pronunciation: (si-ret'), [key] — n. a river in SE Europe, flowing SE from the Carpathian Mountains in Ukraine, through E Rumania to the Danube. 270 mi. (435 km) long. German, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sirenum Sir Gawain and the Green Knight* Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language