Symptomatic (adjective)

1. Relating to or indicative of the presence of a particular condition or disease.
2. Exhibiting symptoms of a particular condition or disease.
3. Characteristic of a particular condition or disease.

Origin:

From the greek word "sumpptoma" meaning sign, from "syn" meaning together and "ptoma" meaning fall.

Examples:

1. The patient's fever was symptomatic of the infection.
2. The rash was a symptomatic of the allergy.
3. The headache was symptomatic of a migraine.
4. The patient's symptoms were symptomatic of the flu.
5. The patient's condition was symptomatic of stress.