/ Dictionary / Index S sputnik: Meaning and Definition of Find definitions for: sput•nik Pronunciation: (spoot'nik, sput'- Russ. sp&oomacrt'nyik), [key] — n. (sometimes cap.) any of a series of Soviet earth-orbiting satellites: Sputnik I was the world's first space satellite. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sputnik (Thesaurus) spur wheel sputter Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language