Look up: INDICATOR

1. 
   Indicator
   In chemistry, indicator is a compound which changes colour with changes in the hydrogen ion concentration (pH) of a solution.
   Found on http://www.encyclo.co.uk/nol.php
   
   
2. 
   Indicator
   In biology, any biological entity or processes, or community whose characteristics show the presence of specific environmental conditions. 2. In chemistry, a substance that shows a visible change, usually of color, at a desired point in a chemical reaction. 3.A device that indicates the result of a measurement; e.g. a pressure gauge or a moveable scale.
   Found on http://www.epa.gov/OCEPAterms/
   
   
3. 
   Indicator
   Marker. A plant that reacts to certain viruses or environmental factors with production of specific symptoms and is used for detection and identification of these factors.
   Found on http://www.pestmanagement.co.uk/lib/glos
   
   
4. 
   indicator
   [n] - (chemistry) a substance that changes color to indicate the presence of some ion or substance 2. [n] - a signal for attracting attention 3. [n] - a device for showing the operating condition of some system
   Found on http://www.webdictionary.co.uk/definitio
   
   
5. 
   Indicator
   A variable or benchmark that provides information on the performance or current position of the economy .
   Found on http://www.investment-glossary.co.uk/ind
   
   
6. 
   Indicator
   [pronounce: ind-ic-ay-ter] A dye that will change colour in acids and alkalis.
   Found on http://www.longman.co.uk/tt_secsci/resou
   
   
7. 
   Indicator
   A summary measure that provides information on the state of, or change in, a system.
   Found on http://www.greenconstruction.co.uk/gloss
   
   
8. 
   indicator
   1.a dial gauge used on the rig to measure the hookload. 2. substances in acid-base that, in solution, change color or become colorless as the hydrogen ion concentration reaches a definite value, these values varying with the indicator. In other titrations, such as chloride, hardness, and other determinations, these substances change color at the end of the reaction. Common indicators are phenolphthalein, and potassium chromate.
   Found on http://www.workover.co.uk/og/i.htm
   
   
9. 
   Indicator
   A substance that undergoes a sharp, easily observable change when conditions in its solutions change. See, for example, acid-base indicator and redox indicator. See also: pH.
   Found on http://www.diracdelta.co.uk/science/sour
   
   
10. 
    Indicator
    a substance which changes colour at a given stage in or as a result of a chemical reaction.
    Found on http://www.bio-power.co.uk/glossary.htm
    
    
11. 
    indicator
    A substance that undergoes an sharp, easily observable change when conditions in its solutions change. See, for example, acid-base indicator and redox indicator.
    Found on http://antoine.frostburg.edu/chem/senese
    
    
12. 
    indicator
    Indicator is a substance used to show the presence of a chemical substance or ion by its colour. Acid-base indicators are compounds, such as phenolphtaleine and methyl orange, that change colour reversibly, depending on whether the solution is acidic or basic. Oxidation-reduction indicators are substances that show a reversible colour change betwee...
    Found on http://www.ktf-split.hr/periodni/en/abc/
    
    
13. 
    Indicator
    a compound that changes color at a particular pH, or over a particular narrow range of pH, used to show titration end points.
    Found on http://www.chemicalglossary.net/definiti
    
    
14. 
    Indicator
    A substance used to indicate the end point of a titration by a change in color.
    Found on http://www.chemicalglossary.net/definiti
    
    
15. 
    indicator
    a device providing information on the proper functioning or state of a system or part of a system such as the level of a fluid Category: Mechanical engineering • a variable that can be used to study another variable because it affects or is correlated with it,as absenteeism could be an indicator of employee satisfaction Category: Statistics • a visible signalling device,com...
    Found on http://www.mijnwoordenboek.nl/definition
    
    
16. 
    Indicator
    In'di·ca`tor (ĭn'dĭ*kā`tẽr) noun [ Latin : confer French indicateur .] 1. One who, or that which, shows or points out; as, a fare indicator in a street car. 2. (Machinery) A pressure gauge; a water gauge, as for a steam boiler; an apparatus or instrument for showing the working of a machine or moving part ; as: (a) (Steam En ...
    Found on http://www.encyclo.co.uk/webster/I/43
    
    
17. 
    indicator
    An event, entity or condition that typically characterises a prescribed environment or situation, indicators determine or aid in determining whether or not certain stated circumstances exist or criteria are satisfied. ... (09 Oct 1997) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
18. 
    indicator
    noun a device for showing the operating condition of some system
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
19. 
    Indicator
    `Indicator` may mean: * pH indicator, a chemical detector for protons in acid-base titrations * Redox indicator, a chemical detector for redox titrations * Complexometric indicator, a chemical detector for metal ions in complexometric titrations * Zeta potential, a property of interfaces in fluids for Zeta potential titration * Dial indicator, an instrument that measures small distances * `Indicator`, a genus of birds in the honeyguide family *...
    Found on http://en.wikipedia.org/wiki/Indicator
    
    
20. 
    Indicator
    Used in the context of general equities. Technical or fundamental measurement that securities analysts use to forecast the market`s direction, such as investment advisory sentiment, volume of stock trading, direction of interest rates, and buying or selling by corporate insiders.
    Found on http://www.duke.edu/~charvey/Classes/wpg
    
    
21. 
    indicator
    (in´dĭ-ka″tәr) the index finger, or the extensor muscle of the index finger. any substance that indicates the appearance or disappearance of a chemical by a color change or attainment of a certain pH. prognostic indicators factors such as staging, tumor type...
    Found on http://www.mercksource.com/pp/us/cns/cns
    
    
22. 
    Indicator
    • (n.) Any bird of the genus Indicator and allied genera. See Honey guide, under Honey. • (n.) A pressure gauge; a water gauge, as for a steam boiler; an apparatus or instrument for showing the working of a machine or moving part • (n.) The part of an instrument by which an effect is indicated, as an index or pointer. • (n.) A t...
    Found on http://thinkexist.com/dictionary/meaning
    
    
23. 
    indicator
    indicator 1. One who or that which points out, or directs attention to, something. 2. That which serves to indicate or give a suggestion of something; an indication of. 3. A mechanical device or recording instrument that indicates the condition of the apparatus, etc., to which it is attached. Cro...
    Found on http://www.wordinfo.info/words/index/inf
    
    
24. 
    Indicator
    Referring to general equities, measurement used to forecast a market`s direction. Discover What It’s Like to Live Easy With EquiTrend
    Found on http://www.equitrend.com/glossary1847.as
    
    
25. 
    Indicator
    a device which provides external evidence of sensed phenomena.
    Found on http://www.noria.com/dictionary/default.