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1. Dictionary

   In·di·ca·tor

   /ˈindəˌkādər/

   

   noun

   • 1. a thing, especially a trend or fact, that indicates the state or level of something: "car ownership is frequently used as an indicator of affluence" Similar measuregaugebarometerindexmarksignsignalguide tostandardtouchstoneyardstickbenchmarkcriterionpoint of referenceguidelinetestlitmus test
   • ▪ an animal or plant species that can be used to infer conditions in a particular habitat: "the raccoon is a poor choice as an indicator of riparian habitat"
   • 2. a gauge or meter of a specified kind: "a speed indicator" Similar metermeasuring instrumentmeasuring devicemeasuregaugedialdisplayscaleindex
   • ▪ a flashing light or (formerly) other device on a vehicle to show that it is about to change lanes or turn; a turn signal: British "an indicator light"
   • 3. 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: "the remaining alkali is titrated against standard acid using phenolphthalein as indicator"

   Scrabble Points: 12

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2. dictionary.cambridge.org › us › dictionaryINDICATOR | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

   • Cached

   INDICATOR meaning: 1. something that shows what a situation is like: 2. one of the lights at the front and back of a…. Learn more.

3. www.oxfordlearnersdictionaries.com › us › definitionindicator noun - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › us › definition

   • Cached

   indicator (rather formal) a sign that shows you what something is like or how a situation is changing: the economic indicators; signal an event, an action or a fact that shows that something exists, is happening or may happen in the future: Chest pains can be a warning signal of heart problems. sign or signal?

4. dictionary.cambridge.org › learner-english › indicatorINDICATOR | definition in the Cambridge Learner’s Dictionary

   dictionary.cambridge.org › learner-english › indicator

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   a fact, measurement, or condition that shows what something is like or how it is changing: With some goods, cost is the most reliable indicator of quality. indicator noun [C] (LIGHT) a light that flashes on a vehicle to show that the driver intends to turn right or left.

5. www.vocabulary.com › dictionary › indicatorIndicator - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › indicator

   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. synonyms: index, index number, indicant. see more. noun. a signal for attracting attention. see more. Pronunciation. US. /ˌɪndəˈkeɪdər/ UK. /ˈɪndɪkeɪtə/ Cite this entry. Style: MLA. "Indicator."

6. www.collinsdictionary.com › dictionary › englishINDICATOR definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   2 days ago · noun. 1. something that provides an indication, esp of trends. See economic indicator. 2. a device to attract attention, such as the pointer of a gauge or a warning lamp. 3. an instrument that displays certain operating conditions in a machine, such as a gauge showing temperature, speed, pressure, etc. 4.

7. www.thefreedictionary.com › indicatorIndicator - definition of indicator by The Free Dictionary

   www.thefreedictionary.com › indicator

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   1. something that provides an indication, esp of trends. See economic indicator. 2. (Mechanical Engineering) a device to attract attention, such as the pointer of a gauge or a warning lamp. 3. (Mechanical Engineering) an instrument that displays certain operating conditions in a machine, such as a gauge showing temperature, speed, pressure, etc. 4.

8. www.britannica.com › dictionary › indicatorIndicator Definition & Meaning | Britannica Dictionary

   www.britannica.com › dictionary › indicator

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   a : a pointer or light that shows the state or condition of something. a control panel with various indicator lights. b : a device that shows a measurement : gauge. an airspeed indicator. c British : turn signal.