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History of Semiotics - Coggle Diagram

- - - - sign that has a causal relationship with its referent; that is, with some physical or presumed connection.
        For example, smoke is an index or indicator of the presence of fire; sneezing is an indicator of allergies or a head cold.
    - - sign that is created arbitrarily, with no specific relationship to its reference, such as the letter written as M in Roman script, which symbolizes the same sound as the Arabic letter
        – the sound “mmm.”
    - - sign that resembles its referent object.
        For example, a photo identification card is an icon of the person identified on the card; a map is an icon of the territory it lays out.
- - - - pictures, television images, computer graphics, and so on.
    - - learned
    - - expressions of gratitude and courtesies.
    - - used for social control, such as traffic signs or “No Smoking” postings.
    - - reflect the values of economic life.
    - - used in rituals and in understanding and transmitting beliefs.
    - - figurative images used for music and fine arts, such as musical notation or
        calligraphy.