KEYWORD
Etymology
Noun
keyword (plural keywords)
Any word used as the key to a code.
(information science) Any word used in a reference work to link to other words or other information.
(programming) A reserved word used to identify a specific command, function, etc.
(linguistics) Any word that occurs in a text more often than normal.
Synonyms
• operative word (in a sentence)
• workword (rare)
Verb
keyword (third-person singular simple present keywords, present participle keywording, simple past and past participle keyworded)
(transitive) To tag with keywords, as for example to facilitate searching.
Anagrams
• dyework
Source: Wiktionary