Look up keyword in Wiktionary, the free dictionary.

Keyword may refer to:

Computing

• Keyword (Internet search), a word or phrase typically used by bloggers or online content creator to rank a web page on a particular topic
• Index term, a term used as a keyword to documents in an information system such as a catalog or a search engine
• Keyword advertising, a form of online advertising
• Keyword clustering, a search engine optimization technique
• A reserved word in a programming language

Other

• Keyword (linguistics), word which occurs in a text more often than we would expect to occur by chance alone
• Keyword (rhetoric), a word that academics use to reveal the internal structure of an author's reasoning
• Keywords: A Vocabulary of Culture and Society, 1973 non-fiction book by Raymond Williams
• "Keyword" (song), a 2008 song by Tohoshinki

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