[{"data":1,"prerenderedAt":57},["ShallowReactive",2],{"\u002Fglossary\u002Fuser-experience-ux":3,"\u002Fglossary\u002Fuser-experience-ux:related":39},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":23,"date":24,"description":25,"draft":26,"extension":27,"letter":28,"meta":29,"navigation":30,"path":31,"readTime":32,"related":33,"seo":34,"stem":36,"term":37,"__hash__":38},"glossary\u002Fglossary\u002Fuser-experience-ux.md","User Experience (UX)","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":19},"minimark",[11],[12,13,15,18],"h4",{"id":14},"user-experience-ux-is-the-overall-perception-and-feeling-a-person-has-when-interacting-with-a-product-system-or-service-such-as-a-website-in-the-context-of-web-performance-a-good-ux-means-the-site-feels-fast-responsive-visually-stable-and-is-easy-and-intuitive-to-use-improving-ux-is-the-ultimate-goal-of-all-performance-optimization-efforts-as-it-directly-leads-to-happier-users-and-better-business-outcomes",[16,17,5],"strong",{}," is the overall perception and feeling a person has when interacting with a product, system, or service, such as a website. In the context of web performance, a good UX means the site feels fast, responsive, visually stable, and is easy and intuitive to use. Improving UX is the ultimate goal of all performance optimization efforts, as it directly leads to happier users and better business outcomes.",{"title":20,"searchDepth":21,"depth":21,"links":22},"",2,[],null,"April 8, 2026","User Experience (UX) is the overall perception and feeling a person has when interacting with a product, system, or service, such as a website.",false,"md","U",{},true,"\u002Fglossary\u002Fuser-experience-ux","1 min read",[],{"title":35,"description":25},"User Experience (UX): Definition | Web Performance Glossary","glossary\u002Fuser-experience-ux","User Experience","ZjAs1Fv624tEWzo6wjo05KaTG2YzsfMq8-eYYZlvsW4",[40,44,48,53],{"path":41,"title":42,"description":43,"letter":28},"\u002Fglossary\u002Furl-parameter","URL Parameter","A URL parameter (also known as a query string) is the part of a URL that follows a question mark (?), used to pass data to the server (e.g., ?utm_source=google).",{"path":45,"title":46,"description":47,"letter":28},"\u002Fglossary\u002Fuser-timing","User Timing","User Timing is a browser API that allows developers to create custom, application-specific timestamps in their code to measure the performance of certain operations.",{"path":49,"title":50,"description":51,"letter":52},"\u002Fglossary\u002Fa-b-testing","A\u002FB Testing","A\u002FB testing is a method of comparing two versions of a webpage to see which one performs better. For example, an e-commerce store might show 50% of its visitors a green \"Buy Now\" button (Version A)…","A",{"path":54,"title":55,"description":56,"letter":52},"\u002Fglossary\u002Favif","AVIF","AVIF (AV1 Image File Format) is a modern, next-generation image format that provides significantly better compression than older formats like JPEG and WebP.",1787756716534]