index vs indicator

indicator vs index

index and indicator both are nouns.

index is a verb but indicator is not a verb.

Word	Noun	Adjective	Verb	Adverb
index	Yes	No	Yes	No
indicator	Yes	No	No	No

As nouns, index and indicator are synonyms defined as:

index and indicator: 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

Other synonyms of index include index number, indicant.

index (noun)	indicator (noun)
the finger next to the thumb	a device for showing the operating condition of some system
an alphabetical listing of names and topics along with page numbers where they are discussed	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
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	a signal for attracting attention
a mathematical notation indicating the number of times a quantity is multiplied by itself	(chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction
a numerical scale used to compare variables with one another or with some reference number

index (verb)	indicator (verb)
adjust through indexation
provide with an index
list in an index

Difference between index and indicator

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