| Term | Definition |
|---|
| Individual Search Engine | Uses computer programs called "spiders," "crawlers," or "robots" to match key search words with the web pages that contain them |
| Meta-Search Engine | Sends request for information to several search engines simultaneously and compiles the results |
| Subject Directories | Searchable databases that are developed and maintained by human selection of sites to search broad subject categories |
| Keyword | Unique phrases or terms (search string) |
| Field | A search parameter, such as a title, genre, date of publication |
| Boolean Logic | Use operators with keywords to narrow search parameters |
| AND | Narrows results by searching for pages that contain both keywords |
| OR | Expands results by search for pages that contain either of the keywords |
| Quotation Marks | Narrows results by searching for phrases instead of individual words |
| Different Language Support | Searches for words in different languages |
| Spell Checker | Gives suggestions if the word keyed for the search is spelled incorrectly |
| Phonebook | Uses phone numbers to search for locations and addresses |
| Math/equivalents | Solves basic math problems and converts equivalents |
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