What is "semeiotic"

Semeiotic \Se`mei*ot"ic\ (s[=e]`m[-e]*[o^]t"[i^]k or s[e^]`m[-e]*[o^]t"[i^]k), or Semiotic \Se`mi*ot"ic\, a. [Gr. shmeiwtiko`s, 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.

a. 1 Of or pertaining to semeiotics 2 (alternative form of semiotic English)