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indicator in WordNet English dictionary
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
index index number indicant indicator
- a device for showing the operating condition of some system
indicator
- a signal for attracting attention
indicator
- (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
indicator
WordNet Lexical Database v3.0, © 2006 Princeton University