Raised dots are a form of tactile markings used for those who have visual impairments or blindness. There are several synonyms for raised dots, and they include braille dots, embossed dots, tactile dots, and elevated dots. Braille dots, in particular, are the most common form of raised dots and are used to read and write using the braille system. Embossed dots refer to the process of creating raised dots using a special machine that presses on paper to create a tactile effect. Tactile dots are used for a variety of applications, including signage and labels, whereas elevated dots refer to a physical interaction with a user interface.