Not sound and healthful; induced by a diseased or abnormal condition; diseased; sickly; as, morbid humors; a morbid constitution; a morbid state of the juices of a plant.
- Of, relating to, or caused by disease; pathological or diseased.
- Psychologically unhealthy or unwholesome: "He suffered much from a morbid acuteness of the senses” ( Edgar Allan Poe).
- Characterized by preoccupation with unwholesome thoughts or feelings: read the account of the murder with a morbid interest.
- Gruesome; grisly.