aphylaxis
 [af″ĭ-lak´ sis] absence of phylaxis or immunity. adj., adj aphylac´tic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a·phy·lax·is
 (ā'fī-lak'sis), Obsolete term meaning lack of protection against disease.
 [G. a- priv. + phylaxis, a guarding] 
Farlex Partner Medical Dictionary © Farlex 2012
aphylaxis
 An older, nonspecific term for immune paralysis or immune deficiency.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.