WordWeb Online

1. Characteristic or indicative of a disease
   "a rash symptomatic of scarlet fever"; "symptomatic of insanity"; "a rise in crime symptomatic of social breakdown";
   - diagnostic
    
2. Relating to or according to or affecting a symptom or symptoms
   "symptomatic relief"; "symptomatic treatment"; "a symptomatic classification of diseases"

See also: characteristic

Encyclopedia: Symptomatic