Gyral is a term that refers to the shape of something that appears like a coil or spiral. The word can be used to describe a range of different things, such as the structure of the human brain, the shape of a snail shell or the design of a piece of art. Some synonyms for gyral might include coiled, spiraled, curled, twisted, helical, whorled, or convoluted. These terms are all related to the idea of something that has a twisting or winding shape, and can be used interchangeably with gyral in many contexts. Overall, gyral is a useful word that describes a distinctive and interesting shape or form.