Semiology - Media Language What does this ‘mean’? How should we react to this sign? In Britain, the red traffic light is an instruction to stop. We read the symbol, taking into account the positioning of the light and the colour, and according to our cultural competency, make the decision to obey or disobey the meaning. Our understanding of this sign is rarely in question.
In life, meaning is communicated by symbols that we understand due to cultural training.