What does the hijab mean for women in Middle Eastern countries?

Within the Middle East itself, hijab manifests itself in many different ways. In the Indian sub-continent, for example, it is called Purdah. In Iran, it is referred to as Chador because of the black cloth has a tent-like shape. For many women, especially in Muslim countries, wearing hijab is more than just a way of dressing; it is a way of life