keywordとは意味・読み方・使い方

語源

key +‎ word

発音

• (Received 発音) IPA^(key): /ˈkiː.wɜːd/
• (General American) IPA^(key): /ˈki.wɝd/
• 韻: -ɜː(ɹ)d

名詞

keyword (複数形 keywords)

1. (cryptography) Any word used as the key to a code.
2. (information science) Any word used in a reference work to link to other words or other information.
3. (programming) A reserved word used to identify a specific command, function, etc.
   • 1982, Popular Computing (volume 1, issues 9-12, page 113)

     Each function has an entry address which must be quoted after the USR keyword.

   • 2017, Wisnu Anggoro, Learning C++ Functional Programming (page 8)

     Since C++11, the auto keyword is used to tell the compiler to deduce the actual type of a variable that is being declared from its initializer.

4. (linguistics) Any word that occurs in a text more often than normal.

同意語

• operative word (in a sentence)
• workword (まれに)

参考

• (information science): index term
• (information science): descriptor

動詞

keyword (三人称単数 現在形 keywords, 現在分詞 keywording, 過去形および過去分詞形 keyworded)

1. (transitive) To tag with keywords, as for example to facilitate searching.
   • 2008 March 12, Philip Gefter, “Type in ‘Native American’ and Search (Someday) 13 Million Photos”, in New York Times‎^[1]:

     Besides being able to search the photography collections, of which 3,000 images have been scanned in so far, the feature is meant to provide a more subjective and spontaneous way for visitors to view the art: browsing images, looking at them sequentially and keywording, or tagging, them for themselves and other viewers.