Decoration as a “Language” in Explaining the Concept of Islamic Art and Architecture

This article attempts to investigate the proposed answers for the three questions about Islamic art and particularly Islamic architecture: first, does Islamic art have an independent identity? Despite the buildings with different applications in Islamic architecture, is there a common space? Can a single yardstick be introduced for investigating different spaces of Islamic art and architecture? In investigating the answers, this article backs up the independent identity of Islamic art and architecture and introduces the calligraphic-vegetative-geometric decorations as a “visual language” of Islamic art and architecture and presents it as the unifying factor of spaces in Islamic art and architecture and tries to provide a new proposition for the issue of meaning in Islamic art and architecture which is formed based on the viewpoint of „Ayn al-Quḍāt Hamidānī about the meaning. Imām.