Photo Definition

The word photo means light. It refers to photograph in compound form. Photograph is an image obtained by making light fall on a surface which is light sensitive. It is that image that is obtained using a camera where the image is made to focus on light sensitive surface and then made to print and visible with the help of chemicals. This kind of photographs existed before digital age. Photographs are now stored in digital form and can be viewed with the help of electronic devices. 
 
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