- mortality - the quality or state of being mortal
--1 is a kind of impermanence, impermanency
Antonyms: immortality
- deathrate, death rate, morbidity, mortality, mortality rate, fatality rate - the ratio of deaths in an area to the population of that area; expressed per 1000 per year
--2 is a kind of rate
--2 has particulars:infant deathrate, infant mortality, infant mortality rate; neonatal mortality, neonatal mortality rate