Alt text, short for alternative text, is a brief description of an image that appears in HTML code. In SEO, alt text helps search engines understand the content of images, improving accessibility and potentially boosting search rankings.
Synonyms: Image alt text, Alternative text, Image description, Alt attribute, Alt tag
Alt text plays a crucial role in search engine optimization (SEO) by providing context to search engines about the content of images on a webpage. This helps search engines index images properly and understand the overall content of the page. Additionally, alt text improves web accessibility for visually impaired users who rely on screen readers to navigate websites.
When writing alt text for SEO, follow these best practices: