hypothrombinemia

[ hī′pō-thrŏm′bə-nēmē-ə ]

n.

Abnormally low levels of thrombin in the blood, leading to bleeding without clotting.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.