Mortality may refer to:
* Fish mortality, a parameter used in fisheries population dynamics to account for the loss of fish in a fish stock through death
* Mortality (book), ''Mortality'' (book), a 2012 collection of essays by Anglo-American writer Christopher Hitchens
* Mortality (computability theory), a property of a Turing machine if it halts when run on any starting configuration
* Mortality rate, a measure for the rate at which deaths occur in a given population
* Mortality/differential attrition, an error in the Internal validity#Mortality/differential attrition, internal validity of a scientific study
See also
* Case fatality rate, the proportion of deaths within a designated population of people with a medical condition
* Cause of death
* Fulminant
* Mortality displacement, a (forward) temporal shift in the rate of mortality
* Mortality salience, awareness of one's eventual death
* Mortal (disambiguation)
* Morbidity and mortality (disambiguation)
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