8 letters · 15 points in Scrabble
noun the state of not being susceptible
noun (medicine) the condition in which an organism can resist disease
noun the quality of being unaffected by something
originFrom Middle English immunite, from Old French immunité, from Latin immūnitās, in the legal sense; for the medical use see immunization. Equivalent to immune + -ity.
Etymology from Wiktionary, CC BY-SA 3.0