An example of a search engine is Metacrawler. Search Terms Key words and terms that describe what you're looking for. Similar words The more similar words you use in a search, the more relevant results you will get back. If Sound-Alike Matching is turned on, the search engine will attempt to find words that sound similar to your search terms, but it is always best to try to spell the search terms correctly. Crawler An automated computer program that searches the Internet.
Many search engines use spiders to catalog information on the Internet.