morbidity
mor·bi·dity
noun
1.
the ratio of deaths in an area to the population of that area; expressed per 1000 per year
2.
the relative incidence of a particular disease
3.
the quality of being unhealthful and generally bad for you
Origin
Recorded since 1721; from morbid + -ity, from Latin morbidus (“diseased”), from morbus (“disease”), from the root of morī (“to die”) or from Proto-Indo-European *mer- (“to rub, pound, wear away”).
Related words
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.