In the study of epidemics, morbidity is defined as the percentage of the total population to become infected with the disease in question. Multiplied with lethality to produce the epidemic mortality.

Mor*bid"i*ty (?), n.


The quality or state of being morbid.


Morbid quality; disease; sickness.

C. Kingsley.


Amount of disease; sick rate.


© Webster 1913.

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