| the offspring of a zebra and a donkey. |
| a chattering or flighty, light-headed person. |
streptokinase strep·to·kin·ase (strěp'tō-kĭn'ās, -āz, -kī'nās, -nāz)
n.
Abbr. SK
A proteolytic enzyme produced by hemolytic streptococci, capable of dissolving fibrin and used medically to dissolve blood clots.