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 {{GlossarySidebar}}
 
-**Ajax** is a web development practice in which a web app fetches content from the server by making asynchronous HTTP requests, and uses the new content to update the relevant parts of the page without requiring a full page load. This can make the page more responsive, because only the parts that need to be updated are requested.
+Asynchronous JavaScript and XML (**Ajax**, or **AJAX**) is a web development practice in which a web app fetches content from the server by making asynchronous HTTP requests, and uses the new content to update the relevant parts of the page without requiring a full page load. This can make the page more responsive, because only the parts that need to be updated are requested.
 
 Ajax can be used to create {{Glossary("SPA", "single-page apps")}}, in which the entire web app consists of a single document, which uses Ajax to update its content as needed.