from
The Collaborative International Dictionary of English v.0.48
Symptomatic \Symp`tom*at"ic\, Symptomatical \Symp`tom*at"ic*al\,
a. [Cf. F. symptomatique, Gr. ? causal.]
1. Of or pertaining to symptoms; happening in concurrence
with something; being a symptom; indicating the existence
of something else.
[1913 Webster]
Symptomatic of a shallow understanding and an
unamiable temper. --Macaulay.
[1913 Webster]
2. According to symptoms; as, a symptomatical classification
of diseases.
[1913 Webster] -- {Symp`tom*at"ic*al*ly}, adv.
[1913 Webster]