Main Entry:

im·mune

Pronunciation:

\i-ˈmyün\

Function:

adjective

Etymology:

Middle English, from Latin immunis, from in- + munia services, obligations; akin to Latin munus service — more at mean

Date:

15th century

1 a: free, exempt <immune from further taxation> b: marked by protection <some criminal leaders are immune from arrest>2: not susceptible or responsive <immune to all pleas> ; especially : having a high degree of resistance to a disease <immune to diphtheria>3 a: having or producing antibodies or lymphocytes capable of reacting with a specific antigen <an immune serum> b: produced by, involved in, or concerned with immunity or an immune response <immune agglutinins> <immune globulins>

— immune noun