Main Entry: mor·tal·i·ty

Pronunciation: \mȯr-ˈta-lə-tē\

Function: noun

Date: 14th century

1 : the quality or state of being mortal
2 : the death of large numbers (as of people or animals)
3 archaic : death
4 : the human race
5 a : the number of deaths in a given time or place b : the proportion of deaths to population c : the number lost or the rate of loss or failure