Morbid /(?)/

Mor·bid

Morbid

a.
  1. Not sound and healthful; induced by a diseased or abnormal condition; diseased; sickly; as, a morbid condition; a morbid constitution; a morbid state of the juices of a plant.
  2. Of or pertaining to disease or diseased parts; as, morbid anatomy.
  3. Indicating an unhealthy mental attitude or disposition; especially, abnormally gloomy, to an extent not justified by the situation; preoccupied with death, disease, or fear of death; as, a morbid interest in details of a disaster.
  4. Gruesome; as, a morbid topic.