hypogammaglobulinemia

[ hī′pō-găm′ə-glŏb′yə-lə-nēmē-ə ]

n.

Decreased quantity of the gamma fraction of serum globulin.
A decreased quantity of immunoglobulins in the blood.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.