Information retrieval Reference Libraries
A web search engine stores information about web pages that are retrieved from the Hyper Text Markup Language (HTML). They are retrieved by a web crawler, which is a web browser that follows every link on a website. Meta tags are used to extract words from titles, headers, page content, or special fields. Data about the web page is stored in an index database for later inquiries. This data can...
- An evil spirit; a devil.
- A nightmare.
- In astrology, the twelfth house of a scheme or figure of the heavens: so called from its signifying dreadful things, such as secret enemies, great losses, imprisonment, etc.