noun, plural mor·tal·i·ties.
Examples from the Web for mortality
With a mortality rate of 70 percent, the more cases that arise, the deadlier this epidemic becomes.
And at the time he wrote that letter, Derek was also conscious of his own mortality.
His beloved collie-shepherd Honey died of cancer this summer, which made Cumming think about his own mortality.
Among medical personnel, there were 416 confirmed cases and 233 deaths, a mortality rate of more than 56 percent.
“With a mortality rate at about 60 percent, there is a great chance that they will live,” he continued.The Only Thing More Terrifying Than Ebola Is Being Pregnant With Ebola|Kent Sepkowitz, Abby Haglage|October 2, 2014|DAILY BEAST
What is the average rate of mortality amongst cows attacked with this disease?The American Reformed Cattle Doctor|George Dadd
But now it seemed as though nothing could cope with the fearful increase of the mortality.The Sign Of The Red Cross|Evelyn Everett-Green
So far are we pagans: join with us in these heathen rites wherein we rejoice in our life and forget our mortality.The Chaplain of the Fleet|Walter Besant and James Rice
The effect of the mortality upon trade and industry was, momentarily, to paralyse them.A History of Epidemics in Britain (Volume I of II)|Charles Creighton
In the epidemics the mortality is much higher than in the sporadic cases.Disease and Its Causes|William Thomas Councilman
British Dictionary definitions for mortality
noun plural -ties
Word Origin and History for mortality
mid-14c., "condition of being mortal," from Old French mortalite "massacre, slaughter; fatal illness; poverty; destruction" (12c.), from Latin mortalitem (nominative mortalitas) "state of being mortal; subjection to death," from mortalis (see mortal (adj.)). Meaning "widespread death" is from c.1400; meaning "number of deaths from some cause or in a given period" is from 1640s.