[strep-toh-kahy-neys, -neyz, -kin-eys, -eyz]

noun Pharmacology.

an enzyme used to dissolve blood clots.

Origin of streptokinase

First recorded in 1945–50; strepto- + kinase Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for streptokinase



an enzyme produced by streptococci that causes the fibrin of certain animal species to undergo lysis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

streptokinase in Medicine


[strĕp′tō-kĭnās, -āz, -kīnās, -nāz]


A proteolytic enzyme produced by hemolytic streptococci, capable of dissolving fibrin and used medically to dissolve blood clots.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.