Look up: photometer

1. 
   photometer
   [n] - measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   Photometer
   A device that measures the intensity of light from a particular source.
   Found on http://www.delscope.demon.co.uk/astronom
   
   
3. 
   Photometer
   An instrument which measures luminous intensity.
   Found on http://www.diracdelta.co.uk/science/sour
   
   
4. 
   photometer
   an instrument for measuring photometric quantities Category: Standards, measures and testing
   Found on http://www.mijnwoordenboek.nl/definition
   
   
5. 
   Photometer
   Pho·tom'e·ter noun [ Photo- + -meter : confer French photomètre .] (Physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
   Found on http://www.encyclo.co.uk/webster/P/77
   
   
6. 
   photometer
   <apparatus, physics> An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power. ... Origin: Photo: cf. F. Photometre. ... (24 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
7. 
   photometer
   (fo-tom´ә-tәr) a device for measuring the intensity of infrared, ultraviolet, or visible light. a device for testing the sensitivity of the eye to light by determining the light minimum.
   Found on http://www.mercksource.com/pp/us/cns/cns
   
   
8. 
   Photometer
   • (n.) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. 
   photometer
   device that measures the strength of electromagnetic radiation in the range from ultraviolet to infrared and including the visible spectrum. Such ...
   Found on http://www.britannica.com/eb/a-z/p/60
   
   
10. 
    photometer
    photometer 1. An instrument used in measuring the intensity of light, especially in determining the relative intensity of light from different sources. 2. A device for measuring the intensity of infrared, ultraviolet, or visible light. 3. A device for testing the sensitivity of the eye to light by determining the light minimum.
    Found on http://www.wordinfo.info/words/index/inf
    
    
11. 
    PHOTOMETER
    Any of a number of atmospheric phenomena which appear as luminous patterns in the sky. They do not directly cause adverse weather. They include halos, coronas. rainbows, and fogbows.
    Found on http://www.weather.com/glossary/p.html
    
    
12. 
    photometer
    instrument for measuring photometric quantities
    Found on http://www.electropedia.org/iev/iev.nsf/
    
    
13. 
    photometer
    AERONET sun photometer. Image courtesy The NASA Langley COVE Surface Validation Group An instrument for measuring the amount of light. Depending on the purpose, a variety of filters can be used to measure light of specific wavelengths. A photometer can also be used to measure ambient light, or only...
    Found on http://www.daviddarling.info/encyclopedi