D defs.my
Entry 2 senses Webster, 1913

Semeiotics

/(sē`mī̇*ŏt"ĭks)/ · Se·mei·ot·ics · IPA
01 n. The study of signs as an element of communication; the analysis of systems of communication; -- also called semiology.
  1. 1.
    The study of signs as an element of communication; the analysis of systems of communication; -- also called semiology. Also: semiology
  2. 2.
    a theory of signs and symbols, including as branches semantics, pragmatics and syntactics. See: semantics, pragmatics, syntactics