antiprecipitin

an·ti·pre·cip·i·tin

(an'tē-prē-sip'i-tin),
A specific antibody that inhibits or prevents the effects of a precipitin.
Farlex Partner Medical Dictionary © Farlex 2012

antiprecipitin

A near-extinct nonspecific term for any substance that counters the activity of a precipitin.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.