[pri-sip-i-tin-uh-juh n, -jen]
Immunology. an antigen that stimulates precipitin production or that reacts with antibody in an immunoprecipitation reaction.
Origin of precipitinogen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
An antigen that stimulates the formation of specific precipitin when injected into an animal body; a precipitable soluble antigen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.