/ Dictionary / Index S streptokinase: Meaning and Definition of Find definitions for: strep•to•ki•nase Pronunciation: (strep"tō-kī'nās, -nāz, -kin'ās, -āz), [key] — n. Pharm. an enzyme used to dissolve blood clots. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: streptokinase (Thesaurus) streptodornase streptolysin Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language