Morbidity

[mɔː'bɪdətɪ] or [mɔr'bɪdəti]

(noun.) an abnormally gloomy or unhealthy state of mind; 'his fear of being alone verges on morbidity'.

(noun.) the relative incidence of a particular disease.

Checked by Elaine--From WordNet

(n.) The quality or state of being morbid.

(n.) Morbid quality; disease; sickness.

(n.) Amount of disease; sick rate.

Checked by Dolores

Checker: Roberta