index

/ˈɪndɛks/

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Definitions

Noun
a numerical scale used to compare variables with one another or with some reference number
Noun
a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time
Noun
a mathematical notation indicating the number of times a quantity is multiplied by itself
Noun
an alphabetical listing of names and topics along with page numbers where they are discussed
Noun
the finger next to the thumb
Verb
list in an index
Verb
provide with an index; "index the book"
Verb
adjust through indexation; "The government indexes wages and prices"