Keyword may refer to:
Computing
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Index term
In information retrieval, an index term (also known as subject term, subject heading, descriptor, or keyword) is a term that captures the essence of the topic of a document. Index terms make up a controlled vocabulary for use in bibliographic recor ...
, a term used as a keyword to documents in an information system such as a catalog or a search engine
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Keyword (Internet search)
Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. SEO targets unpaid search traffic (usually referred to as " organic" results) rather tha ...
, a word or phrase typically used by bloggers or online content creator to rank a web page on a particular topic
* A
reserved word
In a programming language, a reserved word (sometimes known as a reserved identifier) is a word that cannot be used by a programmer as an identifier, such as the name of a variable, function, or label – it is "reserved from use". In brief, an '' ...
in a programming language
Other uses
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Keyword (linguistics)
In corpus linguistics a key word is a word which occurs in a text more often than we would expect to occur by chance alone. Key words are calculated by carrying out a statistical test (e.g., loglinear or chi-squared) which compares the word frequ ...
, a word that occurs in a text more often than by chance alone
* ''
Keywords: A Vocabulary of Culture and Society'', 1973 non-fiction book by Raymond Williams
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"Keyword" (song), a 2008 song by Tohoshinki
See also
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Buzzword
A buzzword is a word or phrase, new or already existing, that becomes popular for a period of time. Buzzwords often derive from technical terms yet often have much of the original technical meaning removed through fashionable use, being simply ...
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Trigger word
A trauma trigger is a psychological stimulus that prompts involuntary recall of a previous traumatic experience. The stimulus itself need not be frightening or traumatic and may be only indirectly or superficially reminiscent of an earlier traum ...
*Related to index terms:
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Key Word in Context
Key Word In Context (KWIC) is the most common format for concordance lines. The term KWIC was coined by Hans Peter Luhn. The system was based on a concept called ''keyword in titles'', which was first proposed for Manchester libraries in 1864 by ...
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Keyword advertising
Keyword advertising is a form of online advertising in which an advertiser pays to have an advertisement appear in the results listing when a person uses a particular phrase to search the Web, typically by employing a search engine. The particular ...
, a form of online advertising
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Keyword clustering
Keyword clustering is a practice search engine optimization (SEO) professionals use to segment target search terms into groups (clusters) relevant to each page of the website. After keyword research, search engine professionals cluster keywords int ...
, a search engine optimization technique
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Keyword research
Keyword research is a practice search engine optimization (SEO) professionals use to find and analyze search terms that users enter into search engines when looking for products, services, or general information. Keywords are related to search q ...
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