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indicator

in·di·ca·tor / ˈindiˌkātər/ • n. 1. a thing, esp. a trend or fact, that indicates the state or level of something: car ownership is frequently used as an indicator of affluence. 2. a device providing specific information on the state or condition of something, in particular: ∎  a gauge or meter of a specified kind: a speed indicator. 3. Chem. a compound that changes color at a specific pH value or in the presence of a particular substance and can be used to monitor acidity, alkalinity, or the progress of a reaction. 4. (also indicator species) an animal or plant species that can be used to infer conditions in a particular habitat.

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"indicator." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/indicator

"indicator." The Oxford Pocket Dictionary of Current English. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/indicator

indicator

indicator In chemistry, substance used to indicate acidity or alkalinity. It does this usually by a change of colour. Indicators, such as the dye litmus, can detect a change of pH, which measures a solution's acidity (litmus turns red) or alkalinity (turns blue). Universal indicator (liquid or paper) undergoes a spectral range of colour changes from pH 1 to 13.

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"indicator." World Encyclopedia. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." World Encyclopedia. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/indicator

"indicator." World Encyclopedia. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/indicator

indicator

indicator
1. A bit or bit configuration that may be inspected to determine a status or condition. Examples are an overflow bit, a device status, any portion of the program status word. See also qualifier register.

2. A visual, sometimes aural, indication of the occurrence of a specific status or condition, e.g. system running (halted), undefined instruction.

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"indicator." A Dictionary of Computing. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." A Dictionary of Computing. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/computing/dictionaries-thesauruses-pictures-and-press-releases/indicator

"indicator." A Dictionary of Computing. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/computing/dictionaries-thesauruses-pictures-and-press-releases/indicator

indicator

indicator A quantitative measure which reflects change in some aspect of the economy or of society—such as mortality rates, measures of job segregation, or the retail price index. In the 1960s and 1970s, effort was invested in developing systems of social indicators, to monitor and evaluate social policy.

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"indicator." A Dictionary of Sociology. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." A Dictionary of Sociology. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/social-sciences/dictionaries-thesauruses-pictures-and-press-releases/indicator

"indicator." A Dictionary of Sociology. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/social-sciences/dictionaries-thesauruses-pictures-and-press-releases/indicator

Indicator

Indicator (honeyguides) See INDICATORIDAE.

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"Indicator." A Dictionary of Zoology. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"Indicator." A Dictionary of Zoology. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator-1

"Indicator." A Dictionary of Zoology. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator-1

indicator

indicator See ERRATIC.

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"indicator." A Dictionary of Earth Sciences. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." A Dictionary of Earth Sciences. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator

"indicator." A Dictionary of Earth Sciences. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator

indicator

indicator See erratic.

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"indicator." A Dictionary of Ecology. . Encyclopedia.com. 30 May. 2017 <http://www.encyclopedia.com>.

"indicator." A Dictionary of Ecology. . Encyclopedia.com. (May 30, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator-0

"indicator." A Dictionary of Ecology. . Retrieved May 30, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/indicator-0