Also found in: Medical.
Relative immunity to severe infection by a particular pathogen as a result of a chronic low-grade infection by the same pathogen.
[French prémunition, from Latin praemūnītiō, praemūnītiōn-, fortification beforehand, from praemūnītus, past participle of praemūnīre, to fortify in advance : prae-, pre- + mūnīre, to fortify; see munition.]
pre·mune′ (prē-myo͞on′) adj.
(Pathology) having immunity to a disease as a result of latent infection