An ad blocker is a software or extension that blocks advertisements from appearing on websites. There are several synonyms for the term, such as ad filter, ad stopper, ad remover, ad eliminator, ad suppressor, and ad killer. These terms refer to the same tool that prevents ads from being displayed on a web page, giving users an uninterrupted browsing experience. Ad blockers are popularly used as they improve website browsing speed, prevent annoying pop-ups, and reduce data consumption. Whether you refer to it as an ad-blocker, ad-filter, or ad-killer, this tool has become a necessary addition to any internet experience in today's digital world.