Index

Look up index in Wiktionary, the free dictionary.

Index can be defined as:

• an ordered list, plural indexes
• a number or variable, plural indices.

Index can also have the following meanings:

• The city -- Index, Washington, United States
• Publishing purposes; see index (publishing)
• Information technology (IT) purposes; see index (information technology) or index (database)
• The default page served by a web server, such as index.html or index.htm.
• Mathematics; see index (mathematics)
• Linguistics; see Indexicality
• Economics and finance; see index (economics)
• In Roman Catholicism the Index is the Index Librorum Prohibitorum created in 1559, the list of books that obedient Catholics were forbidden to read.
  • This meaning has been extended to book censorship by some political regimes.
• Index also refers to a style of playing the game stepmania by using index fingers on both hands to hit the arrows on the keyboard; see StepMania.
• Index fingers on our hands.
• The former UK catalogue retailer of the Littlewoods group, later known as Littlewoods Index.