There are several synonyms for the term "aid to blind" such as visually impaired, sightless, visually challenged, and visually disabled. These terms are used in place of "blind" to be more inclusive of those with varying degrees of visual impairment. Additionally, there are various forms of aids for people with visual impairments, such as guide dogs, white canes, braille readers, screen readers, and magnifying glasses. Some organizations provide assistance and resources for those with visual impairments, such as the National Federation of the Blind and the American Foundation for the Blind. Overall, it is important to use respectful language and provide adequate support for those with visual impairments.