pre.mu.ni.tion

n.（名詞）
Relative immunity to severe infection by a particular pathogen as a result of a chronic low-grade infection induced earlier by the same pathogen.
傳染免疫：由以前同一病原體所引起的慢性低度傳染而造成的特定病原體對嚴重感染的相對免疫

來源：
French prémunition
法語 prémunition
from Latin praemônotiô praemônotiôn- [fortification beforehand]
源自 拉丁語 praemônotiô praemônotiôn- [預先的防御]
from praemônotus [past participle of] praemônore [to fortify in advance]
源自 praemônotus [] praemônore的過去分詞 [預先防御]
prae- [pre-]
prae- [前綴，表.先于.]
mônore [to fortify] from moene, moenia [defensive walls of a town]
mônore [防御] 源自 moene, moenia [城鎮(zhèn)的防御性圍墻]

【引伸】
premune.