Roland Barthes

Mary Douglas

Semiotic theory of Charles Sanders Peirce

Icon (computing)

Edmund Leach

Claude Lévi-Strauss

Map-territory relation – view that an abstraction derived from something, or a reaction to it, is not the thing itself.

Ferdinand de Saussure

Signing (disambiguation)

image sign

define sign

wikipedia sign

weblio sign

kotobank sign

jisho sign