herd immunity

English dictionary entry

Meanings

noun

The indirect protection against the spread of a contagious disease in a given population caused by the immunity of a significant proportion of the population to that particular disease; the immunity may have been obtained through having survived the infection or through vaccination.

/ˈhəːd ɪˈmjuːnɪti/ LL-Q1860 (eng)-Vealhurl-herd immunity.wav /ˈhɚd ɪˈmjunəti/ [-ɾi]

herd immunity herd immunities

From herd + immunity, first identified in herds of cattle.

community immunity

herd immunity threshold post-herd-immunity

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