a national branch in Muslim countries of the International Movement of the Red Cross and the Red Crescent
an adjustable wrench designed to grip hexagonal nuts, with an adjusting screw fitted in the crescent-shaped head of the wrench
a crescent-shaped area of fertile land in the Middle East that extends from the eastern Mediterranean coast through the valley of the Tigris and Euphrates rivers to the Persian Gulf. It was the center of the Neolithic development of agriculture (from 7000 bc), and the cradle of the Assyrian, Sumerian, and Babylonian civilizations