[ 'ɪndɛks ]
■ noun ( plural ~es or especially in technical use indices 'ɪndɪsi:z )
1》 an alphabetical list of names, subjects, etc., with references to the places in a book where they occur.
↘an alphabetical list or catalogue of books or documents.
2》 an indicator, sign, or measure of something.
↘a number representing the relative value or magnitude of something in terms of a standard: a price ~.
3》 Mathematics an exponent or other superscript or subscript number appended to a quantity.
4》 Printing a symbol shaped like a pointing hand used to draw attention to a note.
■ verb
1》 record in or provide with an ~.
2》 link the value of (prices, wages, etc.) automatically to the value of a price ~.
3》 [often as noun ~ing ] (of a machine or part) move from one predetermined position to another to carry out a sequence of operations.
Derivatives
~able adjective
~ation noun
~er noun
~ible adjective
Origin
ME: from L. ~ , indic- 'forefinger, informer, sign', from in- 'towards' + a second element related to dicere 'say' or dicare 'make known'; cf. indicate .