pyroglobulin

[pī′rō-glŏbyə-lĭn]

n.

Any of various immunoglobulins that coagulate when heated, usually associated with multiple myeloma or macroglobulinemia.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.