This paper reflects the theoretical and practical ideas following the role of the symbol in visual communication and comprehension the transmitted message. The aim is assimilation of essential knowledge needed in the process of visual communication of architecture students in higher education institutions. The paper provides a clearer picture regarding the perception of visual language, comparing the cultural universe of the sign. The semiotic system, the signs and symbols that are conveyed over time are thoroughly analyzed. We propose to show how the theoretical positions are applied to the material of different visual forms, especially architectural.