index
/ˈɪndeks/ noun [C]Definition
LIST (plural indexes) › an alphabetical list of subjects or names at the end of a book, showing on what page they are found in the text: Look up 'heart disease' in the index.
INFORMATION (plural indexes) › a collection of information stored on a computer or on cards in alphabetical order
SYSTEM (plural indices, indexes) › a system for comparing different values and recording changes, especially in financial markets: the retail price index
(Definition of index noun from the Cambridge Learner's Dictionary
© Cambridge University Press)
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