\Se`mei*ot"ic\, or Semiotic \Se`mi*ot"ic\, a. [Gr.
????, fr. shmei^on a mark, a sign.]
1. Relating to signs or indications; pertaining to the
   language of signs, or to language generally as indicating
   thought.
2. (Med.) Of or pertaining to the signs or symptoms of
   diseases.