名詞 agammaglobulinemia:

1. a rare immunological disorder characterized by the virtual absence of gamma globulin in the blood and consequent susceptibility to infection

a.gam.ma.glob.u.lin.e.mi.a

n.（名詞）
A congenital or acquired deficiency of gamma globulins in the blood.
γ球蛋白缺乏血癥：先天性或后天性缺乏血液中的γ球蛋白