semiotic

[ see-mee-ot-ik, sem-ee, see-mahy- ]
/ ˌsi miˈɒt ɪk, ˌsɛm i, ˌsi maɪ- /

adjective Also se·mi·ot·i·cal.

of or relating to signs.
of or relating to semiotics.
Medicine/Medical. of or relating to symptoms; symptomatic.

noun

Origin of semiotic

1615–20; (def 3) < Greek sēmeiōtikós significant, equivalent to sēmeiō-, verbid stem of sēmeioûn to interpret as a sign (derivative of Greek sēmeîon sign) + -tikos -tic; (def 4) < Greek sēmeiōtikḗ, noun use of feminine of sēmeiōtikós, adapted by John Locke (on the model of Greek logikḗ logic, etc.; see -ic) to mean “the doctrine of signs”; (defs 1, 2) based on Locke's coinage or a reanalysis of the Gk word
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for semiotical

semiotic

semeiotic

/ (ˌsɛmɪˈɒtɪk, ˌsiːmɪ-) /

adjective

relating to signs and symbols, esp spoken or written signs
relating to semiotics
of, relating to, or resembling the symptoms of disease; symptomatic

Word Origin for semiotic

C17: from Greek sēmeiōtikos taking note of signs, from sēmeion a sign
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012