D defs.my
Entry 2 senses Webster, 1913

Semeiotic

/(sē`mē̇*ŏt"ĭk [or] sĕ`mē̇*ŏt"ĭk)/ · Se·mei·ot·ic · IPA
01 a. Relating to signs or indications; pertaining to the language of signs, or to language generally as indicating thought.
  1. 1.
    Relating to signs or indications; pertaining to the language of signs, or to language generally as indicating thought.
  2. 2.
    Of or pertaining to the signs or symptoms of diseases.(Med.)