A software system that finds information on the World Wide Web relevant to a query submitted by a user. This information can be text, images, videos and other types of files hosted on websites. Search engine results are displayed on search engine results pages and ranked according to the search engine’s algorithms.
Search engines are the way most people find information, answer questions, solve problems and find products they want to buy. For online marketers, search engines represent one of the largest and most valuable traffic channels.