(computing) character whose appearance may depend on a user's environment, or a character which may be absent from a user's environment, i.e. character set incompatibility

(medicine) hay fever

(pathology) dehydration

alopecia, baldness

depression

severe depression

(pathology) anthrax

decompression sickness

hypochondria

Peasant syndrome, farmer's syndrome, or agricultural disease: a condition observed in peasant farmers who have suffered poor nutrition and other physical deprivations.