mor•bidPronunciation: (môr'bid), [key]
suggesting an unhealthy mental state or attitude; unwholesomely gloomy, sensitive, extreme, etc.: a morbid interest in death.
affected by, caused by, causing, or characteristic of disease.
pertaining to diseased parts: morbid anatomy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.