semiotics

Etymology

Coined by John Locke from Ancient Greek σημειωτικός (sēmeiōtikós, “fitted for marking, portending”), from σημειόω (sēmeióō, “to mark, interpret as a portend”), from σημεῖον (sēmeîon, “a mark, sign, token”), from σῆμα (sêma, “mark, sign”).